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207074051 = 1571318943
BaseRepresentation
bin11000101011110…
…11001100000011
3112102122110012022
430111323030003
5411002332201
632314152055
75063046302
oct1425731403
9472573168
10207074051
11a6984888
125942262b
1333b93132
141d704439
15132a541b
hexc57b303

207074051 has 4 divisors (see below), whose sum is σ = 208393152. Its totient is φ = 205754952.

The previous prime is 207074039. The next prime is 207074071. The reversal of 207074051 is 150470702.

207074051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 207074051 - 226 = 139965187 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 207074051.

It is not an unprimeable number, because it can be changed into a prime (207074071) 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, 659315 + ... + 659628.

It is an arithmetic number, because the mean of its divisors is an integer number (52098288).

Almost surely, 2207074051 is an apocalyptic number.

207074051 is a deficient number, since it is larger than the sum of its proper divisors (1319101).

207074051 is a wasteful number, since it uses less digits than its factorization.

207074051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1319100.

The product of its (nonzero) digits is 1960, while the sum is 26.

The square root of 207074051 is about 14390.0677899724. The cubic root of 207074051 is about 591.6187005837.

The spelling of 207074051 in words is "two hundred seven million, seventy-four thousand, fifty-one".

Divisors: 1 157 1318943 207074051