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88231061 = 537123447
BaseRepresentation
bin1010100001001…
…00110010010101
320011000121021002
411100210302111
5140041343221
612431033045
72120644262
oct520446225
9204017232
1088231061
1145893336
122566b785
1315382a39
14ba0a269
157b2c80b
hex5424c95

88231061 has 8 divisors (see below), whose sum is σ = 91165824. Its totient is φ = 85343440.

The previous prime is 88231049. The next prime is 88231067. The reversal of 88231061 is 16013288.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 88231061 - 26 = 88230997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88231067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7961 + ... + 15486.

It is an arithmetic number, because the mean of its divisors is an integer number (11395728).

Almost surely, 288231061 is an apocalyptic number.

It is an amenable number.

88231061 is a deficient number, since it is larger than the sum of its proper divisors (2934763).

88231061 is a wasteful number, since it uses less digits than its factorization.

88231061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23571.

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 88231061 is about 9393.1390386814. The cubic root of 88231061 is about 445.1849771739.

The spelling of 88231061 in words is "eighty-eight million, two hundred thirty-one thousand, sixty-one".

Divisors: 1 53 71 3763 23447 1242691 1664737 88231061