Search a number
-
+
85906876 = 221171107257
BaseRepresentation
bin1010001111011…
…01010110111100
312222122112002011
411013231112330
5133443010001
612305141004
72062124236
oct507552674
9188575064
1085906876
1144546120
122492a764
1314a4ab93
14b5a3256
15781dd51
hex51ed5bc

85906876 has 48 divisors (see below), whose sum is σ = 168521472. Its totient is φ = 37990400.

The previous prime is 85906871. The next prime is 85906883. The reversal of 85906876 is 67860958.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85906871) 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, 334140 + ... + 334396.

It is an arithmetic number, because the mean of its divisors is an integer number (3510864).

Almost surely, 285906876 is an apocalyptic number.

It is an amenable number.

85906876 is a deficient number, since it is larger than the sum of its proper divisors (82614596).

85906876 is a wasteful number, since it uses less digits than its factorization.

85906876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450 (or 448 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 49.

The square root of 85906876 is about 9268.5962259665. The cubic root of 85906876 is about 441.2411170759.

The spelling of 85906876 in words is "eighty-five million, nine hundred six thousand, eight hundred seventy-six".

Divisors: 1 2 4 11 22 44 71 107 142 214 257 284 428 514 781 1028 1177 1562 2354 2827 3124 4708 5654 7597 11308 15194 18247 27499 30388 36494 54998 72988 83567 109996 167134 200717 302489 334268 401434 604978 802868 1209956 1952429 3904858 7809716 21476719 42953438 85906876