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9995207 = 33130197
BaseRepresentation
bin100110001000…
…001111000111
3200210210211212
4212020033013
510024321312
6554122035
7150646355
oct46101707
920723755
109995207
115707602
12342031b
1320bc631
1414827d5
15d26822
hex9883c7

9995207 has 4 divisors (see below), whose sum is σ = 10025736. Its totient is φ = 9964680.

The previous prime is 9995149. The next prime is 9995213. The reversal of 9995207 is 7025999.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7025999 = 14334903.

It is a cyclic number.

It is not a de Polignac number, because 9995207 - 28 = 9994951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9995257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14768 + ... + 15429.

It is an arithmetic number, because the mean of its divisors is an integer number (2506434).

Almost surely, 29995207 is an apocalyptic number.

9995207 is a deficient number, since it is larger than the sum of its proper divisors (30529).

9995207 is a wasteful number, since it uses less digits than its factorization.

9995207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30528.

The product of its (nonzero) digits is 51030, while the sum is 41.

The square root of 9995207 is about 3161.5197294972. The cubic root of 9995207 is about 215.4090428175.

The spelling of 9995207 in words is "nine million, nine hundred ninety-five thousand, two hundred seven".

Divisors: 1 331 30197 9995207