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130152694 = 2731299891
BaseRepresentation
bin1111100000111…
…11100011110110
3100001220102221011
413300133203312
5231304341234
620525342434
73140164630
oct760374366
9301812834
10130152694
1167516711
1237707a1a
1320c70139
14133dda50
15b65db64
hex7c1f8f6

130152694 has 16 divisors (see below), whose sum is σ = 230317056. Its totient is φ = 53980200.

The previous prime is 130152689. The next prime is 130152707. The reversal of 130152694 is 496251031.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149512 + ... + 150379.

It is an arithmetic number, because the mean of its divisors is an integer number (14394816).

Almost surely, 2130152694 is an apocalyptic number.

130152694 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

130152694 is a deficient number, since it is larger than the sum of its proper divisors (100164362).

130152694 is a wasteful number, since it uses less digits than its factorization.

130152694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299931.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 130152694 is about 11408.4483607544. The cubic root of 130152694 is about 506.7779619506. Note that the first 3 decimals are identical.

The spelling of 130152694 in words is "one hundred thirty million, one hundred fifty-two thousand, six hundred ninety-four".

Divisors: 1 2 7 14 31 62 217 434 299891 599782 2099237 4198474 9296621 18593242 65076347 130152694