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88741431 = 3233129789
BaseRepresentation
bin1010100101000…
…01011000110111
320011222112100200
411102201120313
5140204211211
612450011543
72125201242
oct522413067
9204875320
1088741431
1146101829
1225876bb3
131550112c
14bb00259
157bcdb56
hex54a1637

88741431 has 12 divisors (see below), whose sum is σ = 128573640. Its totient is φ = 58980240.

The previous prime is 88741423. The next prime is 88741439. The reversal of 88741431 is 13414788.

It is an interprime number because it is at equal distance from previous prime (88741423) and next prime (88741439).

It is not a de Polignac number, because 88741431 - 23 = 88741423 is a prime.

It is a super-2 number, since 2×887414312 = 15750083151855522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88741439) 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 11 ways as a sum of consecutive naturals, for example, 11916 + ... + 17873.

It is an arithmetic number, because the mean of its divisors is an integer number (10714470).

Almost surely, 288741431 is an apocalyptic number.

88741431 is a deficient number, since it is larger than the sum of its proper divisors (39832209).

88741431 is a wasteful number, since it uses less digits than its factorization.

88741431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30126 (or 30123 counting only the distinct ones).

The product of its digits is 21504, while the sum is 36.

The square root of 88741431 is about 9420.2670344317. The cubic root of 88741431 is about 446.0417138754.

The spelling of 88741431 in words is "eighty-eight million, seven hundred forty-one thousand, four hundred thirty-one".

Divisors: 1 3 9 331 993 2979 29789 89367 268101 9860159 29580477 88741431