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2392104961 = 12011991761
BaseRepresentation
bin1000111010010100…
…1010000000000001
320011201011112010001
42032211022000001
514344334324321
61033211040001
7113164361641
oct21645120001
96151145101
102392104961
11101830a954
12569140001
132c178322c
141899a6521
15e0016c91
hex8e94a001

2392104961 has 4 divisors (see below), whose sum is σ = 2394097924. Its totient is φ = 2390112000.

The previous prime is 2392104937. The next prime is 2392104971. The reversal of 2392104961 is 1694012932.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 53802225 + 2338302736 = 7335^2 + 48356^2 .

It is a cyclic number.

It is not a de Polignac number, because 2392104961 - 217 = 2391973889 is a prime.

It is a super-2 number, since 2×23921049612 = 11444332288881623042, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2392104961.

It is not an unprimeable number, because it can be changed into a prime (2392104931) 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, 994680 + ... + 997081.

It is an arithmetic number, because the mean of its divisors is an integer number (598524481).

Almost surely, 22392104961 is an apocalyptic number.

It is an amenable number.

2392104961 is a deficient number, since it is larger than the sum of its proper divisors (1992963).

2392104961 is a wasteful number, since it uses less digits than its factorization.

2392104961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1992962.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 2392104961 is about 48909.1500743981. The cubic root of 2392104961 is about 1337.3961764810.

The spelling of 2392104961 in words is "two billion, three hundred ninety-two million, one hundred four thousand, nine hundred sixty-one".

Divisors: 1 1201 1991761 2392104961