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145062156 = 22317711089
BaseRepresentation
bin10001010010101…
…11100100001100
3101002221220212110
420221113210030
5244113442111
622221104020
73411002511
oct1051274414
9332856773
10145062156
117497a388
12406b8010
13240904c5
14153a1308
15cb065a6
hex8a5790c

145062156 has 24 divisors (see below), whose sum is σ = 358389360. Its totient is φ = 45509632.

The previous prime is 145062143. The next prime is 145062157. The reversal of 145062156 is 651260541.

It is not an unprimeable number, because it can be changed into a prime (145062157) 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, 355341 + ... + 355748.

It is an arithmetic number, because the mean of its divisors is an integer number (14932890).

Almost surely, 2145062156 is an apocalyptic number.

It is an amenable number.

145062156 is an abundant number, since it is smaller than the sum of its proper divisors (213327204).

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

145062156 is a wasteful number, since it uses less digits than its factorization.

145062156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711113 (or 711111 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 145062156 is about 12044.1751896923. The cubic root of 145062156 is about 525.4338436539.

The spelling of 145062156 in words is "one hundred forty-five million, sixty-two thousand, one hundred fifty-six".

Divisors: 1 2 3 4 6 12 17 34 51 68 102 204 711089 1422178 2133267 2844356 4266534 8533068 12088513 24177026 36265539 48354052 72531078 145062156