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70250201 = 719528197
BaseRepresentation
bin1000010111111…
…10111011011001
311220012002011022
410023332323121
5120441001301
610545412225
71512055040
oct413767331
9156162138
1070250201
113672201a
121b63a075
1311728688
149489557
156279d1b
hex42feed9

70250201 has 8 divisors (see below), whose sum is σ = 84511680. Its totient is φ = 57045168.

The previous prime is 70250189. The next prime is 70250203. The reversal of 70250201 is 10205207.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-70250201 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 70250201.

It is not an unprimeable number, because it can be changed into a prime (70250203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263966 + ... + 264231.

It is an arithmetic number, because the mean of its divisors is an integer number (10563960).

Almost surely, 270250201 is an apocalyptic number.

It is an amenable number.

70250201 is a deficient number, since it is larger than the sum of its proper divisors (14261479).

70250201 is a wasteful number, since it uses less digits than its factorization.

70250201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528223.

The product of its (nonzero) digits is 140, while the sum is 17.

The square root of 70250201 is about 8381.5392977663. The cubic root of 70250201 is about 412.6189697861.

Adding to 70250201 its reverse (10205207), we get a palindrome (80455408).

The spelling of 70250201 in words is "seventy million, two hundred fifty thousand, two hundred one".

Divisors: 1 7 19 133 528197 3697379 10035743 70250201