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145952908 = 22191920433
BaseRepresentation
bin10001011001100…
…01000010001100
3101011122011202021
420230301002030
5244330443113
622252135524
73421402453
oct1054610214
9334564667
10145952908
1175428642
1240a675a4
1324312a8a
1415553b9a
15cc3048d
hex8b3108c

145952908 has 12 divisors (see below), whose sum is σ = 268860760. Its totient is φ = 69135552.

The previous prime is 145952897. The next prime is 145952909. The reversal of 145952908 is 809259541.

It is not an unprimeable number, because it can be changed into a prime (145952909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 960141 + ... + 960292.

Almost surely, 2145952908 is an apocalyptic number.

It is an amenable number.

145952908 is a deficient number, since it is larger than the sum of its proper divisors (122907852).

145952908 is a wasteful number, since it uses less digits than its factorization.

145952908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1920456 (or 1920454 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 43.

The square root of 145952908 is about 12081.0971356082. The cubic root of 145952908 is about 526.5071227114.

The spelling of 145952908 in words is "one hundred forty-five million, nine hundred fifty-two thousand, nine hundred eight".

Divisors: 1 2 4 19 38 76 1920433 3840866 7681732 36488227 72976454 145952908