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87327243 = 3214996473
BaseRepresentation
bin1010011010010…
…00001000001011
320002022200110100
411031020020023
5134323432433
612355420443
72110161243
oct515101013
9202280410
1087327243
1145326283
12252b4723
1315127533
14b852b23
1579eeb13
hex534820b

87327243 has 12 divisors (see below), whose sum is σ = 126243000. Its totient is φ = 58170336.

The previous prime is 87327223. The next prime is 87327259. The reversal of 87327243 is 34272378.

It is not a de Polignac number, because 87327243 - 26 = 87327179 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 87327198 and 87327207.

It is not an unprimeable number, because it can be changed into a prime (87327223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10255 + ... + 16727.

It is an arithmetic number, because the mean of its divisors is an integer number (10520250).

Almost surely, 287327243 is an apocalyptic number.

87327243 is a deficient number, since it is larger than the sum of its proper divisors (38915757).

87327243 is a wasteful number, since it uses less digits than its factorization.

87327243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7978 (or 7975 counting only the distinct ones).

The product of its digits is 56448, while the sum is 36.

The square root of 87327243 is about 9344.9046544093. The cubic root of 87327243 is about 443.6596338372.

The spelling of 87327243 in words is "eighty-seven million, three hundred twenty-seven thousand, two hundred forty-three".

Divisors: 1 3 9 1499 4497 6473 13491 19419 58257 9703027 29109081 87327243