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125075015001 = 3316673
BaseRepresentation
bin111010001111100001…
…1010100010101011001
3102221211200201002022000
41310133003110111121
54022123200440001
6133243023351213
712015322041336
oct1643703242531
9387750632260
10125075015001
1149053648aa2
12202a7452509
13ba4374c321
1460a737398d
1533c07c8a86
hex1d1f0d4559

125075015001 has 16 divisors (see below), whose sum is σ = 185407540800. Its totient is φ = 83333323332.

The previous prime is 125075014969. The next prime is 125075015041. The reversal of 125075015001 is 100510570521.

The cubic root of 125075015001 is 5001.

It is a perfect power (a cube), and thus also a powerful number.

125075015001 is a `hidden beast` number, since 1 + 2 + 507 + 5 + 0 + 150 + 0 + 1 = 666.

It is not a de Polignac number, because 125075015001 - 25 = 125075014969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (125075015041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75029170 + ... + 75030836.

It is an arithmetic number, because the mean of its divisors is an integer number (11587971300).

Almost surely, 2125075015001 is an apocalyptic number.

It is an amenable number.

125075015001 is a deficient number, since it is larger than the sum of its proper divisors (60332525799).

125075015001 is an frugal number, since it uses more digits than its factorization.

125075015001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5010 (or 1670 counting only the distinct ones).

The product of its (nonzero) digits is 1750, while the sum is 27.

Multiplying 125075015001 by its sum of digits (27), we get a cube (3377025405027 = 150033).

125075015001 divided by its sum of digits (27) gives a cube (4632407963 = 16673).

Adding to 125075015001 its reverse (100510570521), we get a palindrome (225585585522).

The spelling of 125075015001 in words is "one hundred twenty-five billion, seventy-five million, fifteen thousand, one".

Divisors: 1 3 9 27 1667 5001 15003 45009 2778889 8336667 25010001 75030003 4632407963 13897223889 41691671667 125075015001