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85090026 = 23714913597
BaseRepresentation
bin1010001001001…
…01111011101010
312221010000120110
411010211323222
5133240340101
612235435150
72052152610
oct504457352
9187100513
1085090026
114403843a
12245b5ab6
1314823138
14b42d6b0
15770bcd6
hex5125eea

85090026 has 32 divisors (see below), whose sum is σ = 195811200. Its totient is φ = 24146496.

The previous prime is 85090003. The next prime is 85090043. The reversal of 85090026 is 62009058.

It is a junction number, because it is equal to n+sod(n) for n = 85089975 and 85090002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 541 + ... + 13056.

It is an arithmetic number, because the mean of its divisors is an integer number (6119100).

Almost surely, 285090026 is an apocalyptic number.

85090026 is an abundant number, since it is smaller than the sum of its proper divisors (110721174).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85090026 is a wasteful number, since it uses less digits than its factorization.

85090026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13758.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 85090026 is about 9224.4255105670. The cubic root of 85090026 is about 439.8381395003.

The spelling of 85090026 in words is "eighty-five million, ninety thousand, twenty-six".

Divisors: 1 2 3 6 7 14 21 42 149 298 447 894 1043 2086 3129 6258 13597 27194 40791 81582 95179 190358 285537 571074 2025953 4051906 6077859 12155718 14181671 28363342 42545013 85090026