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145932924 = 22383146519
BaseRepresentation
bin10001011001011…
…00001001111100
3101011121011100010
420230230021330
5244324323144
622251503220
73421260264
oct1054541174
9334534303
10145932924
1175414625
1240a57b10
1324306957
141554a7a4
15cc295b9
hex8b2c27c

145932924 has 24 divisors (see below), whose sum is σ = 344615040. Its totient is φ = 48057904.

The previous prime is 145932889. The next prime is 145932929. The reversal of 145932924 is 429239541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145932929) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 72264 + ... + 74255.

It is an arithmetic number, because the mean of its divisors is an integer number (14358960).

Almost surely, 2145932924 is an apocalyptic number.

It is an amenable number.

145932924 is an abundant number, since it is smaller than the sum of its proper divisors (198682116).

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

145932924 is a wasteful number, since it uses less digits than its factorization.

145932924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146609 (or 146607 counting only the distinct ones).

The product of its digits is 77760, while the sum is 39.

The square root of 145932924 is about 12080.2700300945. The cubic root of 145932924 is about 526.4830916758.

The spelling of 145932924 in words is "one hundred forty-five million, nine hundred thirty-two thousand, nine hundred twenty-four".

Divisors: 1 2 3 4 6 12 83 166 249 332 498 996 146519 293038 439557 586076 879114 1758228 12161077 24322154 36483231 48644308 72966462 145932924