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87713046 = 23210148247
BaseRepresentation
bin1010011101001…
…10010100010110
320010001021200100
411032212110112
5134423304141
612411554530
72113356111
oct516462426
9203037610
1087713046
114556a123
122545ba46
1315231015
14b913578
157a790b6
hex53a6516

87713046 has 24 divisors (see below), whose sum is σ = 191930544. Its totient is φ = 28947600.

The previous prime is 87713033. The next prime is 87713111. The reversal of 87713046 is 64031778.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 87713046.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22306 + ... + 25941.

It is an arithmetic number, because the mean of its divisors is an integer number (7997106).

Almost surely, 287713046 is an apocalyptic number.

87713046 is an abundant number, since it is smaller than the sum of its proper divisors (104217498).

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

87713046 is a wasteful number, since it uses less digits than its factorization.

87713046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48356 (or 48353 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 87713046 is about 9365.5243312908. The cubic root of 87713046 is about 444.3120219699.

The spelling of 87713046 in words is "eighty-seven million, seven hundred thirteen thousand, forty-six".

Divisors: 1 2 3 6 9 18 101 202 303 606 909 1818 48247 96494 144741 289482 434223 868446 4872947 9745894 14618841 29237682 43856523 87713046