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97952953 = 713993279
BaseRepresentation
bin1011101011010…
…10010010111001
320211022112012011
411311222102321
5200033443303
613415245521
72266405060
oct565522271
9224275164
1097952953
115032355a
12289798a1
13173a7b37
14d01b1d7
1588ed16d
hex5d6a4b9

97952953 has 4 divisors (see below), whose sum is σ = 111946240. Its totient is φ = 83959668.

The previous prime is 97952951. The next prime is 97952971. The reversal of 97952953 is 35925979.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 97952953 - 21 = 97952951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97952897 and 97952906.

It is not an unprimeable number, because it can be changed into a prime (97952951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6996633 + ... + 6996646.

It is an arithmetic number, because the mean of its divisors is an integer number (27986560).

Almost surely, 297952953 is an apocalyptic number.

It is an amenable number.

97952953 is a deficient number, since it is larger than the sum of its proper divisors (13993287).

97952953 is a wasteful number, since it uses less digits than its factorization.

97952953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13993286.

The product of its digits is 765450, while the sum is 49.

The square root of 97952953 is about 9897.1184190147. The cubic root of 97952953 is about 460.9698394386.

The spelling of 97952953 in words is "ninety-seven million, nine hundred fifty-two thousand, nine hundred fifty-three".

Divisors: 1 7 13993279 97952953