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97706201 = 611601741
BaseRepresentation
bin1011101001011…
…10000011011001
320210211222201012
411310232003121
5200003044301
613410103305
72264326505
oct564560331
9223758635
1097706201
115017512a
122887ab35
131731c728
14cd95305
15889eebb
hex5d2e0d9

97706201 has 4 divisors (see below), whose sum is σ = 99308004. Its totient is φ = 96104400.

The previous prime is 97706179. The next prime is 97706209. The reversal of 97706201 is 10260779.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10260779 = 19540041.

It can be written as a sum of positive squares in 2 ways, for example, as 29214025 + 68492176 = 5405^2 + 8276^2 .

It is a cyclic number.

It is not a de Polignac number, because 97706201 - 210 = 97705177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97706209) 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, 800810 + ... + 800931.

It is an arithmetic number, because the mean of its divisors is an integer number (24827001).

Almost surely, 297706201 is an apocalyptic number.

It is an amenable number.

97706201 is a deficient number, since it is larger than the sum of its proper divisors (1601803).

97706201 is a wasteful number, since it uses less digits than its factorization.

97706201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1601802.

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 97706201 is about 9884.6447078284. The cubic root of 97706201 is about 460.5824395981.

The spelling of 97706201 in words is "ninety-seven million, seven hundred six thousand, two hundred one".

Divisors: 1 61 1601741 97706201