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97122933 = 3210791437
BaseRepresentation
bin1011100100111…
…11101001110101
320202202100121200
411302133221311
5144330413213
613345403113
72256350145
oct562375165
9222670550
1097122933
114a906996
1228639499
13171770bb
14cc82925
1587d7273
hex5c9fa75

97122933 has 6 divisors (see below), whose sum is σ = 140288694. Its totient is φ = 64748616.

The previous prime is 97122931. The next prime is 97122947. The reversal of 97122933 is 33922179.

It can be written as a sum of positive squares in only one way, i.e., 96471684 + 651249 = 9822^2 + 807^2 .

It is not a de Polignac number, because 97122933 - 21 = 97122931 is a prime.

It is a super-2 number, since 2×971229332 = 18865728229044978, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97122931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5395710 + ... + 5395727.

It is an arithmetic number, because the mean of its divisors is an integer number (23381449).

Almost surely, 297122933 is an apocalyptic number.

It is an amenable number.

97122933 is a deficient number, since it is larger than the sum of its proper divisors (43165761).

97122933 is a wasteful number, since it uses less digits than its factorization.

97122933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10791443 (or 10791440 counting only the distinct ones).

The product of its digits is 20412, while the sum is 36.

The square root of 97122933 is about 9855.0968031775. The cubic root of 97122933 is about 459.6641104976.

The spelling of 97122933 in words is "ninety-seven million, one hundred twenty-two thousand, nine hundred thirty-three".

Divisors: 1 3 9 10791437 32374311 97122933