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151942356 = 22325218101
BaseRepresentation
bin10010000111001…
…11010011010100
3101120220110201200
421003213103110
5302344123411
623024352500
73523326426
oct1103472324
9346813650
10151942356
11788495a5
1242a75730
132562c027
1416272816
15d514e56
hex90e74d4

151942356 has 36 divisors (see below), whose sum is σ = 384861204. Its totient is φ = 50544000.

The previous prime is 151942327. The next prime is 151942363. The reversal of 151942356 is 653249151.

It can be written as a sum of positive squares in 2 ways, for example, as 115218756 + 36723600 = 10734^2 + 6060^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a self number, because there is not a number n which added to its sum of digits gives 151942356.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14706 + ... + 22806.

It is an arithmetic number, because the mean of its divisors is an integer number (10690589).

Almost surely, 2151942356 is an apocalyptic number.

It is an amenable number.

151942356 is an abundant number, since it is smaller than the sum of its proper divisors (232918848).

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

151942356 is a wasteful number, since it uses less digits than its factorization.

151942356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8632 (or 8627 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 151942356 is about 12326.4900113536. The cubic root of 151942356 is about 533.6128574667.

The spelling of 151942356 in words is "one hundred fifty-one million, nine hundred forty-two thousand, three hundred fifty-six".

Divisors: 1 2 3 4 6 9 12 18 36 521 1042 1563 2084 3126 4689 6252 8101 9378 16202 18756 24303 32404 48606 72909 97212 145818 291636 4220621 8441242 12661863 16882484 25323726 37985589 50647452 75971178 151942356