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145624060 = 2257281203
BaseRepresentation
bin10001010111000…
…00101111111100
3101011000110122201
420223200233330
5244234432220
622241121244
73415532641
oct1053405774
9334013581
10145624060
117522356a
1240929224
13242291aa
14154a9dc8
15cbb7d0a
hex8ae0bfc

145624060 has 12 divisors (see below), whose sum is σ = 305810568. Its totient is φ = 58249616.

The previous prime is 145624043. The next prime is 145624067. The reversal of 145624060 is 60426541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145624067) 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, 3640582 + ... + 3640621.

It is an arithmetic number, because the mean of its divisors is an integer number (25484214).

Almost surely, 2145624060 is an apocalyptic number.

145624060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145624060 is an abundant number, since it is smaller than the sum of its proper divisors (160186508).

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

145624060 is a wasteful number, since it uses less digits than its factorization.

145624060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7281212 (or 7281210 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 145624060 is about 12067.4794385572. The cubic root of 145624060 is about 526.1113991528. Note that the first 3 decimals are identical.

The spelling of 145624060 in words is "one hundred forty-five million, six hundred twenty-four thousand, sixty".

Divisors: 1 2 4 5 10 20 7281203 14562406 29124812 36406015 72812030 145624060