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87273332 = 2281126903
BaseRepresentation
bin1010011001110…
…10111101110100
320002012221111122
411030322331310
5134320221312
612354323112
72106545126
oct514727564
9202187448
1087273332
1145299823
1225289498
1315108b33
14b83b216
1579ddb72
hex533af74

87273332 has 12 divisors (see below), whose sum is σ = 152922336. Its totient is φ = 43581240.

The previous prime is 87273301. The next prime is 87273349. The reversal of 87273332 is 23337278.

It is a junction number, because it is equal to n+sod(n) for n = 87273292 and 87273301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10208 + ... + 16695.

It is an arithmetic number, because the mean of its divisors is an integer number (12743528).

Almost surely, 287273332 is an apocalyptic number.

It is an amenable number.

87273332 is a deficient number, since it is larger than the sum of its proper divisors (65649004).

87273332 is a wasteful number, since it uses less digits than its factorization.

87273332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27718 (or 27716 counting only the distinct ones).

The product of its digits is 42336, while the sum is 35.

The square root of 87273332 is about 9342.0196959758. The cubic root of 87273332 is about 443.5683180870.

The spelling of 87273332 in words is "eighty-seven million, two hundred seventy-three thousand, three hundred thirty-two".

Divisors: 1 2 4 811 1622 3244 26903 53806 107612 21818333 43636666 87273332