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26113961 = 1911312163
BaseRepresentation
bin110001110011…
…1011110101001
31211010201121202
41203213132221
523141121321
62331413545
7434651666
oct143473651
954121552
1026113961
1113816895
1288b42b5
135544263
14367aa6d
15245c70b
hex18e77a9

26113961 has 8 divisors (see below), whose sum is σ = 27733920. Its totient is φ = 24518592.

The previous prime is 26113951. The next prime is 26113963. The reversal of 26113961 is 16931162.

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 26113961 - 222 = 21919657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26113963) 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, 3935 + ... + 8228.

It is an arithmetic number, because the mean of its divisors is an integer number (3466740).

Almost surely, 226113961 is an apocalyptic number.

It is an amenable number.

26113961 is a deficient number, since it is larger than the sum of its proper divisors (1619959).

26113961 is a wasteful number, since it uses less digits than its factorization.

26113961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12295.

The product of its digits is 1944, while the sum is 29.

The square root of 26113961 is about 5110.1820906891. The cubic root of 26113961 is about 296.6818080617.

The spelling of 26113961 in words is "twenty-six million, one hundred thirteen thousand, nine hundred sixty-one".

Divisors: 1 19 113 2147 12163 231097 1374419 26113961