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427954582368 = 253231371295513
BaseRepresentation
bin1100011101001000001…
…01001011001101100000
31111220121220001021212100
412032210011023031200
524002422333113433
6524333303530400
742630053634105
oct6164405131540
91456556037770
10427954582368
11155549228935
126ab35159a00
1331482016641
14169daaccaac
15b1eab8cb13
hex63a414b360

427954582368 has 144 divisors (see below), whose sum is σ = 1290207574656. Its totient is φ = 134318684160.

The previous prime is 427954582339. The next prime is 427954582369. The reversal of 427954582368 is 863285459724.

427954582368 is a `hidden beast` number, since 4 + 2 + 7 + 9 + 545 + 8 + 23 + 68 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-3 number, since 3×4279545823683 (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427954582369) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 317421 + ... + 978092.

It is an arithmetic number, because the mean of its divisors is an integer number (8959774824).

Almost surely, 2427954582368 is an apocalyptic number.

427954582368 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

427954582368 is an abundant number, since it is smaller than the sum of its proper divisors (862252992288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

427954582368 is a wasteful number, since it uses less digits than its factorization.

427954582368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295597 (or 1295586 counting only the distinct ones).

The product of its digits is 116121600, while the sum is 63.

The spelling of 427954582368 in words is "four hundred twenty-seven billion, nine hundred fifty-four million, five hundred eighty-two thousand, three hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 31 32 36 37 48 62 72 74 93 96 111 124 144 148 186 222 248 279 288 296 333 372 444 496 558 592 666 744 888 992 1116 1147 1184 1332 1488 1776 2232 2294 2664 2976 3441 3552 4464 4588 5328 6882 8928 9176 10323 10656 13764 18352 20646 27528 36704 41292 55056 82584 110112 165168 330336 1295513 2591026 3886539 5182052 7773078 10364104 11659617 15546156 20728208 23319234 31092312 40160903 41456416 46638468 47933981 62184624 80321806 93276936 95867962 120482709 124369248 143801943 160643612 186553872 191735924 240965418 287603886 321287224 361448127 373107744 383471848 431405829 481930836 575207772 642574448 722896254 766943696 862811658 963861672 1150415544 1285148896 1445792508 1485953411 1533887392 1725623316 1927723344 2300831088 2891585016 2971906822 3451246632 3855446688 4457860233 4601662176 5783170032 5943813644 6902493264 8915720466 11566340064 11887627288 13373580699 13804986528 17831440932 23775254576 26747161398 35662881864 47550509152 53494322796 71325763728 106988645592 142651527456 213977291184 427954582368