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125015341401 = 3213890593489
BaseRepresentation
bin111010001101101111…
…1101011100101011001
3102221200112102100111200
41310123133223211121
54022012411411101
6133233052344413
712013665603666
oct1643337534531
9387615370450
10125015341401
11490229a0375
122028b475109
13ba34287ac2
14609d47ca6d
1533ba43c986
hex1d1b7eb959

125015341401 has 6 divisors (see below), whose sum is σ = 180577715370. Its totient is φ = 83343560928.

The previous prime is 125015341397. The next prime is 125015341417. The reversal of 125015341401 is 104143510521.

125015341401 is a `hidden beast` number, since 1 + 250 + 1 + 5 + 3 + 4 + 1 + 401 = 666.

It can be written as a sum of positive squares in only one way, i.e., 106958432025 + 18056909376 = 327045^2 + 134376^2 .

It is not a de Polignac number, because 125015341401 - 22 = 125015341397 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125015341601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6945296736 + ... + 6945296753.

It is an arithmetic number, because the mean of its divisors is an integer number (30096285895).

Almost surely, 2125015341401 is an apocalyptic number.

It is an amenable number.

125015341401 is a deficient number, since it is larger than the sum of its proper divisors (55562373969).

125015341401 is a wasteful number, since it uses less digits than its factorization.

125015341401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13890593495 (or 13890593492 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 125015341401 its reverse (104143510521), we get a palindrome (229158851922).

The spelling of 125015341401 in words is "one hundred twenty-five billion, fifteen million, three hundred forty-one thousand, four hundred one".

Divisors: 1 3 9 13890593489 41671780467 125015341401