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6250056985 = 53209389533
BaseRepresentation
bin1011101001000100…
…00100110100011001
3121010120120210101001
411310202010310121
5100300003310420
62512104225001
7310611415324
oct56442046431
917116523331
106250056985
112717aa3357
12126516b161
13787b2b393
144341017bb
15268a7db0a
hex174884d19

6250056985 has 8 divisors (see below), whose sum is σ = 7502424840. Its totient is φ = 4998474624.

The previous prime is 6250056979. The next prime is 6250057001. The reversal of 6250056985 is 5896500526.

It can be written as a sum of positive squares in 4 ways, for example, as 1184461056 + 5065595929 = 34416^2 + 71173^2 .

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-6250056985 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178722 + ... + 210811.

It is an arithmetic number, because the mean of its divisors is an integer number (937803105).

Almost surely, 26250056985 is an apocalyptic number.

It is an amenable number.

6250056985 is a deficient number, since it is larger than the sum of its proper divisors (1252367855).

6250056985 is a wasteful number, since it uses less digits than its factorization.

6250056985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392747.

The product of its (nonzero) digits is 648000, while the sum is 46.

The square root of 6250056985 is about 79057.3019081729. The cubic root of 6250056985 is about 1842.0213475574.

The spelling of 6250056985 in words is "six billion, two hundred fifty million, fifty-six thousand, nine hundred eighty-five".

Divisors: 1 5 3209 16045 389533 1947665 1250011397 6250056985