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97159029 = 31117173189
BaseRepresentation
bin1011100101010…
…00011101110101
320202211012010120
411302220131311
5144333042104
613350242153
72256560322
oct562503565
9222735116
1097159029
114a931020
1228656359
131718a666
14cc91b49
1587e2cd9
hex5ca8775

97159029 has 16 divisors (see below), whose sum is σ = 149636160. Its totient is φ = 55420160.

The previous prime is 97159009. The next prime is 97159033. The reversal of 97159029 is 92095179.

It is a cyclic number.

It is not a de Polignac number, because 97159029 - 215 = 97126261 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97159009) 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, 86034 + ... + 87155.

It is an arithmetic number, because the mean of its divisors is an integer number (9352260).

Almost surely, 297159029 is an apocalyptic number.

It is an amenable number.

97159029 is a deficient number, since it is larger than the sum of its proper divisors (52477131).

97159029 is a wasteful number, since it uses less digits than its factorization.

97159029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173220.

The product of its (nonzero) digits is 51030, while the sum is 42.

The square root of 97159029 is about 9856.9279697074. The cubic root of 97159029 is about 459.7210485799.

The spelling of 97159029 in words is "ninety-seven million, one hundred fifty-nine thousand, twenty-nine".

Divisors: 1 3 11 17 33 51 187 561 173189 519567 1905079 2944213 5715237 8832639 32386343 97159029