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10880261 = 79971559
BaseRepresentation
bin101001100000…
…010100000101
3202110202220122
4221200110011
510241132021
61025111325
7161323610
oct51402405
922422818
1010880261
116161557
123788545
13233c432
141633177
15e4dbab
hexa60505

10880261 has 8 divisors (see below), whose sum is σ = 12455040. Its totient is φ = 9310608.

The previous prime is 10880251. The next prime is 10880267. The reversal of 10880261 is 16208801.

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

It is a cyclic number.

It is not a de Polignac number, because 10880261 - 218 = 10618117 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10880261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10880267) 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, 6200 + ... + 7758.

It is an arithmetic number, because the mean of its divisors is an integer number (1556880).

Almost surely, 210880261 is an apocalyptic number.

It is an amenable number.

10880261 is a deficient number, since it is larger than the sum of its proper divisors (1574779).

10880261 is an equidigital number, since it uses as much as digits as its factorization.

10880261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2563.

The product of its (nonzero) digits is 768, while the sum is 26.

The square root of 10880261 is about 3298.5240638807. The cubic root of 10880261 is about 221.5881021320.

The spelling of 10880261 in words is "ten million, eight hundred eighty thousand, two hundred sixty-one".

Divisors: 1 7 997 1559 6979 10913 1554323 10880261