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88742007 = 336153881
BaseRepresentation
bin1010100101000…
…01100001110111
320011222120011000
411102201201313
5140204221012
612450014343
72125203024
oct522414167
9204876130
1088742007
1146102202
12258773b3
1315501483
14bb0054b
157bcdddc
hex54a1877

88742007 has 16 divisors (see below), whose sum is σ = 133627360. Its totient is φ = 58190400.

The previous prime is 88741997. The next prime is 88742033. The reversal of 88742007 is 70024788.

It is not a de Polignac number, because 88742007 - 27 = 88741879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88742107) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 25294 + ... + 28587.

It is an arithmetic number, because the mean of its divisors is an integer number (8351710).

Almost surely, 288742007 is an apocalyptic number.

88742007 is a deficient number, since it is larger than the sum of its proper divisors (44885353).

88742007 is a wasteful number, since it uses less digits than its factorization.

88742007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53951 (or 53945 counting only the distinct ones).

The product of its (nonzero) digits is 25088, while the sum is 36.

The square root of 88742007 is about 9420.2976067638. The cubic root of 88742007 is about 446.0426789244.

The spelling of 88742007 in words is "eighty-eight million, seven hundred forty-two thousand, seven".

Divisors: 1 3 9 27 61 183 549 1647 53881 161643 484929 1454787 3286741 9860223 29580669 88742007