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2133240512 = 261317473209
BaseRepresentation
bin111111100100110…
…1010101011000000
312111200001211211212
41333021222223000
513332102144022
6551402425252
7103602150044
oct17711525300
95450054755
102133240512
119a5182197
124b6502228
1327cc58ac0
14163460024
15c74313e2
hex7f26aac0

2133240512 has 112 divisors (see below), whose sum is σ = 4931176320. Its totient is φ = 906657792.

The previous prime is 2133240503. The next prime is 2133240517. The reversal of 2133240512 is 2150423312.

It is not an unprimeable number, because it can be changed into a prime (2133240517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 663164 + ... + 666372.

It is an arithmetic number, because the mean of its divisors is an integer number (44028360).

Almost surely, 22133240512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2133240512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2465588160).

2133240512 is an abundant number, since it is smaller than the sum of its proper divisors (2797935808).

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

2133240512 is a wasteful number, since it uses less digits than its factorization.

2133240512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3298 (or 3288 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 2133240512 is about 46187.0167038314. The cubic root of 2133240512 is about 1287.3005087842.

Adding to 2133240512 its reverse (2150423312), we get a palindrome (4283663824).

The spelling of 2133240512 in words is "two billion, one hundred thirty-three million, two hundred forty thousand, five hundred twelve".

Divisors: 1 2 4 8 13 16 17 26 32 34 47 52 64 68 94 104 136 188 208 221 272 376 416 442 544 611 752 799 832 884 1088 1222 1504 1598 1768 2444 3008 3196 3209 3536 4888 6392 6418 7072 9776 10387 12784 12836 14144 19552 20774 25568 25672 39104 41548 41717 51136 51344 54553 83096 83434 102688 109106 150823 166192 166868 205376 218212 301646 332384 333736 436424 603292 664768 667472 709189 872848 1206584 1334944 1418378 1745696 1960699 2413168 2563991 2669888 2836756 3491392 3921398 4826336 5127982 5673512 7842796 9652672 10255964 11347024 15685592 20511928 22694048 31371184 33331883 41023856 45388096 62742368 66663766 82047712 125484736 133327532 164095424 266655064 533310128 1066620256 2133240512