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268651293445131 = 3100988751666153
BaseRepresentation
bin111101000101011001000000…
…111010100000110000001011
31022020012210221112221000200020
4331011121000322200300023
5240203040322110221011
62351212411142511523
7110405262331363362
oct7505310072406013
91266183845830606
10268651293445131
1178667412474753
122616a5067355a3
13b6b99290acc8c
144a4ab132a67d9
15210d383b13006
hexf45640ea0c0b

268651293445131 has 8 divisors (see below), whose sum is σ = 358556731262160. Its totient is φ = 178923358962432.

The previous prime is 268651293445127. The next prime is 268651293445133. The reversal of 268651293445131 is 131544392156862.

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

It is not a de Polignac number, because 268651293445131 - 22 = 268651293445127 is a prime.

It is a super-2 number, since 2×2686512934451312 (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (268651293445133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44375830050 + ... + 44375836103.

It is an arithmetic number, because the mean of its divisors is an integer number (44819591407770).

Almost surely, 2268651293445131 is an apocalyptic number.

268651293445131 is a deficient number, since it is larger than the sum of its proper divisors (89905437817029).

268651293445131 is a wasteful number, since it uses less digits than its factorization.

268651293445131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88751667165.

The product of its digits is 37324800, while the sum is 60.

The spelling of 268651293445131 in words is "two hundred sixty-eight trillion, six hundred fifty-one billion, two hundred ninety-three million, four hundred forty-five thousand, one hundred thirty-one".

Divisors: 1 3 1009 3027 88751666153 266254998459 89550431148377 268651293445131