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97686201 = 3196725579
BaseRepresentation
bin1011101001010…
…01001010111001
320210210222021110
411310221022321
5200001424301
613405430533
72264214264
oct564511271
9223728243
1097686201
11501610a8
122886b449
13173135b2
14cd8bcdb
1588990d6
hex5d292b9

97686201 has 16 divisors (see below), whose sum is σ = 139155200. Its totient is φ = 60773328.

The previous prime is 97686167. The next prime is 97686203. The reversal of 97686201 is 10268679.

It is not a de Polignac number, because 97686201 - 26 = 97686137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 97686201.

It is not an unprimeable number, because it can be changed into a prime (97686203) 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, 8971 + ... + 16608.

It is an arithmetic number, because the mean of its divisors is an integer number (8697200).

Almost surely, 297686201 is an apocalyptic number.

It is an amenable number.

97686201 is a deficient number, since it is larger than the sum of its proper divisors (41468999).

97686201 is a wasteful number, since it uses less digits than its factorization.

97686201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25668.

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 97686201 is about 9883.6329859015. The cubic root of 97686201 is about 460.5510111003.

The spelling of 97686201 in words is "ninety-seven million, six hundred eighty-six thousand, two hundred one".

Divisors: 1 3 19 57 67 201 1273 3819 25579 76737 486001 1458003 1713793 5141379 32562067 97686201