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9172053 = 321192647
BaseRepresentation
bin100010111111…
…010001010101
3122020222200200
4202333101111
54322001203
6524331113
7140650452
oct42772125
918228620
109172053
1151a5110
1230a3a99
131b91a67
14130a829
15c129a3
hex8bf455

9172053 has 12 divisors (see below), whose sum is σ = 14453088. Its totient is φ = 5558760.

The previous prime is 9172049. The next prime is 9172057. The reversal of 9172053 is 3502719.

It is an interprime number because it is at equal distance from previous prime (9172049) and next prime (9172057).

It is not a de Polignac number, because 9172053 - 22 = 9172049 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9172057) 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, 46225 + ... + 46422.

It is an arithmetic number, because the mean of its divisors is an integer number (1204424).

Almost surely, 29172053 is an apocalyptic number.

It is an amenable number.

9172053 is a deficient number, since it is larger than the sum of its proper divisors (5281035).

9172053 is a wasteful number, since it uses less digits than its factorization.

9172053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92664 (or 92661 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 27.

The square root of 9172053 is about 3028.5397471389. The cubic root of 9172053 is about 209.3255231128.

The spelling of 9172053 in words is "nine million, one hundred seventy-two thousand, fifty-three".

Divisors: 1 3 9 11 33 99 92647 277941 833823 1019117 3057351 9172053