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23023086480 = 24325231390283
BaseRepresentation
bin10101011100010010…
…000110101110010000
32012102111222222021200
4111130102012232100
5334122402231410
614324320351200
71443351002052
oct253422065620
965374888250
1023023086480
119844a286a9
124566475500
13222bab33c4
1411859bb8d2
158eb3703c0
hex55c486b90

23023086480 has 120 divisors (see below), whose sum is σ = 80680961088. Its totient is φ = 5872551168.

The previous prime is 23023086419. The next prime is 23023086509. The reversal of 23023086480 is 8468032032.

23023086480 is a `hidden beast` number, since 2 + 3 + 0 + 2 + 3 + 0 + 8 + 648 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×230230864802 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 678582 + ... + 711701.

Almost surely, 223023086480 is an apocalyptic number.

23023086480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23023086480 is an abundant number, since it is smaller than the sum of its proper divisors (57657874608).

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

23023086480 is a wasteful number, since it uses less digits than its factorization.

23023086480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1390325 (or 1390316 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 23023086480 in words is "twenty-three billion, twenty-three million, eighty-six thousand, four hundred eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 23 24 30 36 40 45 46 48 60 69 72 80 90 92 115 120 138 144 180 184 207 230 240 276 345 360 368 414 460 552 690 720 828 920 1035 1104 1380 1656 1840 2070 2760 3312 4140 5520 8280 16560 1390283 2780566 4170849 5561132 6951415 8341698 11122264 12512547 13902830 16683396 20854245 22244528 25025094 27805660 31976509 33366792 41708490 50050188 55611320 62562735 63953018 66733584 83416980 95929527 100100376 111222640 125125470 127906036 159882545 166833960 191859054 200200752 250250940 255812072 287788581 319765090 333667920 383718108 479647635 500501880 511624144 575577162 639530180 767436216 959295270 1001003760 1151154324 1279060360 1438942905 1534872432 1918590540 2302308648 2558120720 2877885810 3837181080 4604617296 5755771620 7674362160 11511543240 23023086480