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23047061 = 474391117
BaseRepresentation
bin101011111101…
…0101110010101
31121100220121212
41113322232111
521400001221
62141551205
7366616412
oct127725625
947326555
1023047061
1112011664
127875505
134a0c31b
1430bd109
152053b5b
hex15fab95

23047061 has 8 divisors (see below), whose sum is σ = 23612160. Its totient is φ = 22485168.

The previous prime is 23047039. The next prime is 23047067. The reversal of 23047061 is 16074032.

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 23047061 - 218 = 22784917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23047067) 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, 20075 + ... + 21191.

It is an arithmetic number, because the mean of its divisors is an integer number (2951520).

Almost surely, 223047061 is an apocalyptic number.

It is an amenable number.

23047061 is a deficient number, since it is larger than the sum of its proper divisors (565099).

23047061 is a wasteful number, since it uses less digits than its factorization.

23047061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1603.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 23047061 is about 4800.7354644887. The cubic root of 23047061 is about 284.5805299361.

The spelling of 23047061 in words is "twenty-three million, forty-seven thousand, sixty-one".

Divisors: 1 47 439 1117 20633 52499 490363 23047061