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14912952132 = 22313313083737
BaseRepresentation
bin11011110001110000…
…11001011101000100
31102111022100110110110
431320320121131010
5221020203432012
610503444153020
71035362000361
oct157070313504
942438313413
1014912952132
116362a77731
122a82398770
1315387bba40
14a16845468
155c436c73c
hex378e19744

14912952132 has 48 divisors (see below), whose sum is σ = 38682409472. Its totient is φ = 4440579840.

The previous prime is 14912952113. The next prime is 14912952133. The reversal of 14912952132 is 23125921941.

14912952132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×149129521322 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (14912952133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1537033 + ... + 1546704.

Almost surely, 214912952132 is an apocalyptic number.

14912952132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

14912952132 is an abundant number, since it is smaller than the sum of its proper divisors (23769457340).

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

14912952132 is a wasteful number, since it uses less digits than its factorization.

14912952132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3083788 (or 3083786 counting only the distinct ones).

The product of its digits is 38880, while the sum is 39.

The spelling of 14912952132 in words is "fourteen billion, nine hundred twelve million, nine hundred fifty-two thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 13 26 31 39 52 62 78 93 124 156 186 372 403 806 1209 1612 2418 4836 3083737 6167474 9251211 12334948 18502422 37004844 40088581 80177162 95595847 120265743 160354324 191191694 240531486 286787541 382383388 481062972 573575082 1147150164 1242746011 2485492022 3728238033 4970984044 7456476066 14912952132