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14978910552 = 233624121273
BaseRepresentation
bin11011111001101000…
…00000100101011000
31102122220110111101220
431330310000211120
5221134100114202
610514202012040
71040122432104
oct157464004530
942586414356
1014978910552
116397228221
122aa04a7020
131549373aa8
14a214d4904
155ca04aabc
hex37cd00958

14978910552 has 16 divisors (see below), whose sum is σ = 37447276440. Its totient is φ = 4992970176.

The previous prime is 14978910539. The next prime is 14978910593. The reversal of 14978910552 is 25501987941.

It is a super-2 number, since 2×149789105522 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14978910495 and 14978910504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312060613 + ... + 312060660.

Almost surely, 214978910552 is an apocalyptic number.

14978910552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

14978910552 is an abundant number, since it is smaller than the sum of its proper divisors (22468365888).

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

14978910552 is a wasteful number, since it uses less digits than its factorization.

14978910552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624121282 (or 624121278 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 51.

The spelling of 14978910552 in words is "fourteen billion, nine hundred seventy-eight million, nine hundred ten thousand, five hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 24 624121273 1248242546 1872363819 2496485092 3744727638 4992970184 7489455276 14978910552