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130811298 = 2335176199
BaseRepresentation
bin1111100110000…
…00010110100010
3100010010220100220
413303000112202
5231441430143
620551423510
73145610022
oct763002642
9303126326
10130811298
1167926512
1237984b96
1321140b47
1413531a82
15b73dd83
hex7cc05a2

130811298 has 16 divisors (see below), whose sum is σ = 261739200. Its totient is φ = 43584336.

The previous prime is 130811287. The next prime is 130811321. The reversal of 130811298 is 892118031.

It is a super-2 number, since 2×1308112982 = 34223191368889608, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18003 + ... + 24201.

It is an arithmetic number, because the mean of its divisors is an integer number (16358700).

Almost surely, 2130811298 is an apocalyptic number.

130811298 is an abundant number, since it is smaller than the sum of its proper divisors (130927902).

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

130811298 is a wasteful number, since it uses less digits than its factorization.

130811298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9721.

The product of its (nonzero) digits is 3456, while the sum is 33.

The square root of 130811298 is about 11437.2766863445. The cubic root of 130811298 is about 507.6313303575.

The spelling of 130811298 in words is "one hundred thirty million, eight hundred eleven thousand, two hundred ninety-eight".

Divisors: 1 2 3 6 3517 6199 7034 10551 12398 18597 21102 37194 21801883 43603766 65405649 130811298