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207104697 = 3223011633
BaseRepresentation
bin11000101100000…
…10101010111001
3112102201000020100
430112002222321
5411004322242
632314550013
75063234532
oct1426025271
9472630210
10207104697
11a69a5908
1259438309
1333ba4077
141d711689
15132ae54c
hexc582ab9

207104697 has 6 divisors (see below), whose sum is σ = 299151242. Its totient is φ = 138069792.

The previous prime is 207104669. The next prime is 207104713. The reversal of 207104697 is 796401702.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 197796096 + 9308601 = 14064^2 + 3051^2 .

It is not a de Polignac number, because 207104697 - 28 = 207104441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (207104197) 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 5 ways as a sum of consecutive naturals, for example, 11505808 + ... + 11505825.

Almost surely, 2207104697 is an apocalyptic number.

It is an amenable number.

207104697 is a deficient number, since it is larger than the sum of its proper divisors (92046545).

207104697 is a wasteful number, since it uses less digits than its factorization.

207104697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23011639 (or 23011636 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The square root of 207104697 is about 14391.1325822536. The cubic root of 207104697 is about 591.6478847528.

The spelling of 207104697 in words is "two hundred seven million, one hundred four thousand, six hundred ninety-seven".

Divisors: 1 3 9 23011633 69034899 207104697