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252074207 = 7114769653
BaseRepresentation
bin11110000011001…
…01100011011111
3122120022200210202
433001211203133
51004012333312
641002454115
76150411140
oct1701454337
9576280722
10252074207
1111a3200a0
127050433b
13402ba848
1425699ac7
15171e39c2
hexf0658df

252074207 has 16 divisors (see below), whose sum is σ = 320965632. Its totient is φ = 192239520.

The previous prime is 252074203. The next prime is 252074233. The reversal of 252074207 is 702470252.

It is not a de Polignac number, because 252074207 - 22 = 252074203 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 252074207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252074203) 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, 31208 + ... + 38445.

It is an arithmetic number, because the mean of its divisors is an integer number (20060352).

Almost surely, 2252074207 is an apocalyptic number.

252074207 is a deficient number, since it is larger than the sum of its proper divisors (68891425).

252074207 is a wasteful number, since it uses less digits than its factorization.

252074207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69718.

The product of its (nonzero) digits is 7840, while the sum is 29.

The square root of 252074207 is about 15876.8449951494. The cubic root of 252074207 is about 631.6979534291.

The spelling of 252074207 in words is "two hundred fifty-two million, seventy-four thousand, two hundred seven".

Divisors: 1 7 11 47 77 329 517 3619 69653 487571 766183 3273691 5363281 22915837 36010601 252074207