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130427922 = 2321737987
BaseRepresentation
bin1111100011000…
…10110000010010
3100002102102110210
413301202300102
5231342143142
620535304550
73142422222
oct761426022
9302372423
10130427922
1167694479
123781b156
13210384b1
1413472082
15b6b549c
hex7c62c12

130427922 has 8 divisors (see below), whose sum is σ = 260855856. Its totient is φ = 43475972.

The previous prime is 130427909. The next prime is 130427933. The reversal of 130427922 is 229724031.

It is a sphenic number, since it is the product of 3 distinct primes.

130427922 is an admirable number.

It is a super-2 number, since 2×1304279222 = 34022885674476168, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 130427922.

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, 10868988 + ... + 10868999.

It is an arithmetic number, because the mean of its divisors is an integer number (32606982).

Almost surely, 2130427922 is an apocalyptic number.

130427922 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

130427922 is a wasteful number, since it uses less digits than its factorization.

130427922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21737992.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 130427922 is about 11420.5044547078. The cubic root of 130427922 is about 507.1349305720.

The spelling of 130427922 in words is "one hundred thirty million, four hundred twenty-seven thousand, nine hundred twenty-two".

Divisors: 1 2 3 6 21737987 43475974 65213961 130427922