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87233036 = 221116312163
BaseRepresentation
bin1010011001100…
…01001000001100
320002010220020012
411030301020030
5134312424121
612353412352
72106316502
oct514611014
9202126205
1087233036
1145271520
122526a0b8
13150c36a7
14b82a672
1579d1c5b
hex533120c

87233036 has 24 divisors (see below), whose sum is σ = 167571264. Its totient is φ = 39404880.

The previous prime is 87233033. The next prime is 87233057. The reversal of 87233036 is 63033278.

It is a junction number, because it is equal to n+sod(n) for n = 87232993 and 87233011.

It is not an unprimeable number, because it can be changed into a prime (87233033) 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, 1091 + ... + 13253.

It is an arithmetic number, because the mean of its divisors is an integer number (6982136).

Almost surely, 287233036 is an apocalyptic number.

It is an amenable number.

87233036 is a deficient number, since it is larger than the sum of its proper divisors (80338228).

87233036 is a wasteful number, since it uses less digits than its factorization.

87233036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12341 (or 12339 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 87233036 is about 9339.8627398908. The cubic root of 87233036 is about 443.5000391898.

The spelling of 87233036 in words is "eighty-seven million, two hundred thirty-three thousand, thirty-six".

Divisors: 1 2 4 11 22 44 163 326 652 1793 3586 7172 12163 24326 48652 133793 267586 535172 1982569 3965138 7930276 21808259 43616518 87233036