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16152144132 = 2233736378703
BaseRepresentation
bin11110000101011111…
…00010100100000100
31112200200002221022110
433002233202210010
5231034422103012
611230432301020
71111156650135
oct170257424404
945620087273
1016152144132
116939511a53
1231693a1770
1316a5456047
14ad3257c8c
1564804a73c
hex3c2be2904

16152144132 has 24 divisors (see below), whose sum is σ = 38706941056. Its totient is φ = 5238533088.

The previous prime is 16152144109. The next prime is 16152144139. The reversal of 16152144132 is 23144125161.

It is a self number, because there is not a number n which added to its sum of digits gives 16152144132.

It is not an unprimeable number, because it can be changed into a prime (16152144139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18188908 + ... + 18189795.

Almost surely, 216152144132 is an apocalyptic number.

16152144132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16152144132 is an abundant number, since it is smaller than the sum of its proper divisors (22554796924).

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

16152144132 is a wasteful number, since it uses less digits than its factorization.

16152144132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36378747 (or 36378745 counting only the distinct ones).

The product of its digits is 5760, while the sum is 30.

Adding to 16152144132 its reverse (23144125161), we get a palindrome (39296269293).

The spelling of 16152144132 in words is "sixteen billion, one hundred fifty-two million, one hundred forty-four thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 37 74 111 148 222 444 36378703 72757406 109136109 145514812 218272218 436544436 1346012011 2692024022 4038036033 5384048044 8076072066 16152144132