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16261041 = 35420347
BaseRepresentation
bin111110000001…
…111110110001
31010121010221210
4332001332301
513130323131
61340310333
7255134166
oct76017661
933533853
1016261041
1191a7185
1255423a9
1334a4624
14223406d
151663146
hexf81fb1

16261041 has 4 divisors (see below), whose sum is σ = 21681392. Its totient is φ = 10840692.

The previous prime is 16261001. The next prime is 16261073. The reversal of 16261041 is 14016261.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 16261041 - 29 = 16260529 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16260999 and 16261017.

It is not an unprimeable number, because it can be changed into a prime (16261001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2710171 + ... + 2710176.

It is an arithmetic number, because the mean of its divisors is an integer number (5420348).

Almost surely, 216261041 is an apocalyptic number.

It is an amenable number.

16261041 is a deficient number, since it is larger than the sum of its proper divisors (5420351).

16261041 is an equidigital number, since it uses as much as digits as its factorization.

16261041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5420350.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 16261041 is about 4032.4981091130. The cubic root of 16261041 is about 253.3472035727.

The spelling of 16261041 in words is "sixteen million, two hundred sixty-one thousand, forty-one".

Divisors: 1 3 5420347 16261041