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145892925306 = 234900573613
BaseRepresentation
bin1000011111011111100…
…1010101111101111010
3111221120112021111120000
42013313321111331322
54342242042102211
6151004451413430
713353235255362
oct2076771257572
9457515244500
10145892925306
1156966831147
12243372b4276
13109b070b04b
1470c01279a2
153bdd258656
hex21f7e55f7a

145892925306 has 20 divisors (see below), whose sum is σ = 326908221882. Its totient is φ = 48630975048.

The previous prime is 145892925301. The next prime is 145892925319. The reversal of 145892925306 is 603529298541.

145892925306 is a `hidden beast` number, since 1 + 4 + 5 + 89 + 29 + 2 + 530 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 118514259081 + 27378666225 = 344259^2 + 165465^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (145892925301) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 450286645 + ... + 450286968.

Almost surely, 2145892925306 is an apocalyptic number.

145892925306 is an abundant number, since it is smaller than the sum of its proper divisors (181015296576).

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

145892925306 is an equidigital number, since it uses as much as digits as its factorization.

145892925306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900573627 (or 900573618 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 54.

The spelling of 145892925306 in words is "one hundred forty-five billion, eight hundred ninety-two million, nine hundred twenty-five thousand, three hundred six".

Divisors: 1 2 3 6 9 18 27 54 81 162 900573613 1801147226 2701720839 5403441678 8105162517 16210325034 24315487551 48630975102 72946462653 145892925306