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151980216 = 23320293121
BaseRepresentation
bin10010000111100…
…00100010111000
3101120222101122220
421003300202320
5302401331331
623025244040
73523545003
oct1103604270
9346871586
10151980216
1178874a93
1242a93620
132564332b
141628253a
15d521296
hex90f08b8

151980216 has 32 divisors (see below), whose sum is σ = 380259600. Its totient is φ = 50618880.

The previous prime is 151980211. The next prime is 151980217. The reversal of 151980216 is 612089151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151980211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47136 + ... + 50256.

Almost surely, 2151980216 is an apocalyptic number.

It is an amenable number.

151980216 is an abundant number, since it is smaller than the sum of its proper divisors (228279384).

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

151980216 is a wasteful number, since it uses less digits than its factorization.

151980216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5159 (or 5155 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 33.

The square root of 151980216 is about 12328.0256326794. The cubic root of 151980216 is about 533.6571745037.

The spelling of 151980216 in words is "one hundred fifty-one million, nine hundred eighty thousand, two hundred sixteen".

Divisors: 1 2 3 4 6 8 12 24 2029 3121 4058 6087 6242 8116 9363 12174 12484 16232 18726 24348 24968 37452 48696 74904 6332509 12665018 18997527 25330036 37995054 50660072 75990108 151980216