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130069844 = 22531274831
BaseRepresentation
bin1111100000010…
…11010101010100
3100001202020021122
413300023111110
5231244213334
620523503112
73136401242
oct760132524
9301666248
10130069844
116746a443
1237687a98
1320c41508
14133bb792
15b64432e
hex7c0b554

130069844 has 24 divisors (see below), whose sum is σ = 233791488. Its totient is φ = 63292320.

The previous prime is 130069829. The next prime is 130069859. The reversal of 130069844 is 448960031.

It is an interprime number because it is at equal distance from previous prime (130069829) and next prime (130069859).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24509 + ... + 29339.

It is an arithmetic number, because the mean of its divisors is an integer number (9741312).

Almost surely, 2130069844 is an apocalyptic number.

It is an amenable number.

130069844 is a deficient number, since it is larger than the sum of its proper divisors (103721644).

130069844 is a wasteful number, since it uses less digits than its factorization.

130069844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5015 (or 5013 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 130069844 is about 11404.8167017274. The cubic root of 130069844 is about 506.6704075978.

The spelling of 130069844 in words is "one hundred thirty million, sixty-nine thousand, eight hundred forty-four".

Divisors: 1 2 4 53 106 127 212 254 508 4831 6731 9662 13462 19324 26924 256043 512086 613537 1024172 1227074 2454148 32517461 65034922 130069844