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47088061 = 1923277389
BaseRepresentation
bin1011001110100…
…0000110111101
310021121022200021
42303220012331
544023304221
64401132141
71111145656
oct263500675
9107538607
1047088061
1124641a59
121392a051
1399a8b77
14637a52d
154202041
hex2ce81bd

47088061 has 16 divisors (see below), whose sum is σ = 52041600. Its totient is φ = 42406848.

The previous prime is 47088059. The next prime is 47088073. The reversal of 47088061 is 16088074.

It is a happy number.

It is not a de Polignac number, because 47088061 - 21 = 47088059 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 (47088001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120855 + ... + 121243.

It is an arithmetic number, because the mean of its divisors is an integer number (3252600).

Almost surely, 247088061 is an apocalyptic number.

It is an amenable number.

47088061 is a deficient number, since it is larger than the sum of its proper divisors (4953539).

47088061 is a wasteful number, since it uses less digits than its factorization.

47088061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708.

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 47088061 is about 6862.0741033597. The cubic root of 47088061 is about 361.1078552203.

It can be divided in two parts, 4708 and 8061, that added together give a square (12769 = 1132).

The spelling of 47088061 in words is "forty-seven million, eighty-eight thousand, sixty-one".

Divisors: 1 19 23 277 389 437 5263 6371 7391 8947 107753 121049 169993 2047307 2478319 47088061