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130866958336 = 21231949941
BaseRepresentation
bin111100111100001000…
…1110101000000000000
3110111210100021021212211
41321320101311000000
54121003420131321
6140041445031504
712312001535452
oct1717021650000
9414710237784
10130866958336
1150555a93824
12214430b5594
13c45769c92a
1464966a42d2
15360e0150e1
hex1e78475000

130866958336 has 26 divisors (see below), whose sum is σ = 261701974922. Its totient is φ = 65433477120.

The previous prime is 130866958333. The next prime is 130866958363. The reversal of 130866958336 is 633859668031.

It can be written as a sum of positive squares in only one way, i.e., 100362240000 + 30504718336 = 316800^2 + 174656^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130866958333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15970875 + ... + 15979066.

Almost surely, 2130866958336 is an apocalyptic number.

130866958336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

130866958336 is a deficient number, since it is larger than the sum of its proper divisors (130835016586).

130866958336 is an frugal number, since it uses more digits than its factorization.

130866958336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31949965 (or 31949943 counting only the distinct ones).

The product of its (nonzero) digits is 16796160, while the sum is 58.

The spelling of 130866958336 in words is "one hundred thirty billion, eight hundred sixty-six million, nine hundred fifty-eight thousand, three hundred thirty-six".

Divisors: 1 2 4 8 16 32 64 128 256 512 1024 2048 4096 31949941 63899882 127799764 255599528 511199056 1022398112 2044796224 4089592448 8179184896 16358369792 32716739584 65433479168 130866958336