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85592901 = 3149419457
BaseRepresentation
bin1010001101000…
…00101101000101
312222001120101110
411012200231011
5133402433101
612254315233
72056345662
oct506405505
9188046343
1085592901
1144351239
12247b8b19
131496acb4
14b520a69
1577aacd6
hex51a0b45

85592901 has 16 divisors (see below), whose sum is σ = 115416000. Its totient is φ = 56419968.

The previous prime is 85592873. The next prime is 85592917. The reversal of 85592901 is 10929558.

It is not a de Polignac number, because 85592901 - 25 = 85592869 is a prime.

It is a super-2 number, since 2×855929012 = 14652289403191602, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 85592901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85592401) 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 15 ways as a sum of consecutive naturals, for example, 187065 + ... + 187521.

It is an arithmetic number, because the mean of its divisors is an integer number (7213500).

Almost surely, 285592901 is an apocalyptic number.

It is an amenable number.

85592901 is a deficient number, since it is larger than the sum of its proper divisors (29823099).

85592901 is a wasteful number, since it uses less digits than its factorization.

85592901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028.

The product of its (nonzero) digits is 32400, while the sum is 39.

The square root of 85592901 is about 9251.6431513543. The cubic root of 85592901 is about 440.7029071439.

The spelling of 85592901 in words is "eighty-five million, five hundred ninety-two thousand, nine hundred one".

Divisors: 1 3 149 419 447 457 1257 1371 62431 68093 187293 191483 204279 574449 28530967 85592901