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492161608 = 23521118081
BaseRepresentation
bin11101010101011…
…100101001001000
31021022002101210201
4131111130221020
52001443132413
6120500421544
715124206331
oct3525345110
91238071721
10492161608
112328a3334
121189a78b4
137ac6c3b3
1449515288
152d31a9dd
hex1d55ca48

492161608 has 16 divisors (see below), whose sum is σ = 924582060. Its totient is φ = 245606400.

The previous prime is 492161599. The next prime is 492161627. The reversal of 492161608 is 806161294.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 484968484 + 7193124 = 22022^2 + 2682^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54873 + ... + 63208.

Almost surely, 2492161608 is an apocalyptic number.

It is an amenable number.

492161608 is a deficient number, since it is larger than the sum of its proper divisors (432420452).

492161608 is a wasteful number, since it uses less digits than its factorization.

492161608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118608 (or 118604 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 492161608 is about 22184.7156393766. The cubic root of 492161608 is about 789.5311045387.

The spelling of 492161608 in words is "four hundred ninety-two million, one hundred sixty-one thousand, six hundred eight".

Divisors: 1 2 4 8 521 1042 2084 4168 118081 236162 472324 944648 61520201 123040402 246080804 492161608