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88260285 = 357380603
BaseRepresentation
bin1010100001010…
…11111010111101
320011002002100110
411100223322331
5140043312120
612431420233
72121125421
oct520537275
9204062313
1088260285
1145903293
1225684679
1315393129
14ba16b81
157b362e0
hex542bebd

88260285 has 16 divisors (see below), whose sum is σ = 143152704. Its totient is φ = 46426752.

The previous prime is 88260247. The next prime is 88260287. The reversal of 88260285 is 58206288.

It is not a de Polignac number, because 88260285 - 214 = 88243901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88260287) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39207 + ... + 41396.

It is an arithmetic number, because the mean of its divisors is an integer number (8947044).

Almost surely, 288260285 is an apocalyptic number.

It is an amenable number.

88260285 is a deficient number, since it is larger than the sum of its proper divisors (54892419).

88260285 is a wasteful number, since it uses less digits than its factorization.

88260285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80684.

The product of its (nonzero) digits is 61440, while the sum is 39.

The square root of 88260285 is about 9394.6945133942. The cubic root of 88260285 is about 445.2341233192.

The spelling of 88260285 in words is "eighty-eight million, two hundred sixty thousand, two hundred eighty-five".

Divisors: 1 3 5 15 73 219 365 1095 80603 241809 403015 1209045 5884019 17652057 29420095 88260285