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207938001 = 3523132529
BaseRepresentation
bin11000110010011…
…10000111010001
3112111021100022110
430121032013101
5411213004001
632344455533
75103305145
oct1431160721
9474240273
10207938001
11a7414997
125977a5a9
133410644b
141d88b225
15133c63d6
hexc64e1d1

207938001 has 8 divisors (see below), whose sum is σ = 277782880. Its totient is φ = 138359232.

The previous prime is 207937997. The next prime is 207938047. The reversal of 207938001 is 100839702.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 207938001 - 22 = 207937997 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 207938001.

It is not an unprimeable number, because it can be changed into a prime (207938701) 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 7 ways as a sum of consecutive naturals, for example, 64696 + ... + 67833.

It is an arithmetic number, because the mean of its divisors is an integer number (34722860).

Almost surely, 2207938001 is an apocalyptic number.

It is an amenable number.

207938001 is a deficient number, since it is larger than the sum of its proper divisors (69844879).

207938001 is a wasteful number, since it uses less digits than its factorization.

207938001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133055.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 207938001 is about 14420.0555130693. The cubic root of 207938001 is about 592.4403386668.

The spelling of 207938001 in words is "two hundred seven million, nine hundred thirty-eight thousand, one".

Divisors: 1 3 523 1569 132529 397587 69312667 207938001