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5100057001 = 1317110920809
BaseRepresentation
bin1001011111111110…
…01011000110101001
3111011102122201222001
410233333023012221
540421103311001
62202023531001
7240245524564
oct45777130651
914142581861
105100057001
112187938346
12ba3bb9a61
136337c2310
143654a94db
151ecb1d001
hex12ffcb1a9

5100057001 has 16 divisors (see below), whose sum is σ = 5820973200. Its totient is φ = 4426610688.

The previous prime is 5100056999. The next prime is 5100057013. The reversal of 5100057001 is 1007500015.

It can be written as a sum of positive squares in 8 ways, for example, as 1199929600 + 3900127401 = 34640^2 + 62451^2 .

It is not a de Polignac number, because 5100057001 - 21 = 5100056999 is a prime.

It is a super-2 number, since 2×51000570012 = 52021162826898228002, which contains 22 as substring.

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 5100057001.

It is not an unprimeable number, because it can be changed into a prime (5100057041) 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, 234685 + ... + 255493.

It is an arithmetic number, because the mean of its divisors is an integer number (363810825).

Almost surely, 25100057001 is an apocalyptic number.

It is an amenable number.

5100057001 is a deficient number, since it is larger than the sum of its proper divisors (720916199).

5100057001 is a wasteful number, since it uses less digits than its factorization.

5100057001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21948.

The product of its (nonzero) digits is 175, while the sum is 19.

The square root of 5100057001 is about 71414.6833711387. The cubic root of 5100057001 is about 1721.3070335035.

Adding to 5100057001 its reverse (1007500015), we get a palindrome (6107557016).

The spelling of 5100057001 in words is "five billion, one hundred million, fifty-seven thousand, one".

Divisors: 1 13 17 221 1109 14417 18853 20809 245089 270517 353753 4598789 23077181 300003353 392312077 5100057001