Base | Representation |
---|---|
bin | 111010101000011010… |
… | …0101100001110000110 |
3 | 110000222212221211021120 |
4 | 1311100310230032012 |
5 | 4030330432311403 |
6 | 133501533054410 |
7 | 12045111460014 |
oct | 1652064541606 |
9 | 400885854246 |
10 | 125910041478 |
11 | 49441a32821 |
12 | 2049b027406 |
13 | bb47747030 |
14 | 61462198b4 |
15 | 341dc6de53 |
hex | 1d50d2c386 |
125910041478 has 64 divisors (see below), whose sum is σ = 278604833472. Its totient is φ = 37683048960.
The previous prime is 125910041473. The next prime is 125910041503. The reversal of 125910041478 is 874140019521.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125910041473) 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 31 ways as a sum of consecutive naturals, for example, 17950300 + ... + 17957312.
It is an arithmetic number, because the mean of its divisors is an integer number (4353200523).
Almost surely, 2125910041478 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 125910041478, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139302416736).
125910041478 is an abundant number, since it is smaller than the sum of its proper divisors (152694791994).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125910041478 is a wasteful number, since it uses less digits than its factorization.
125910041478 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13289.
The product of its (nonzero) digits is 80640, while the sum is 42.
The spelling of 125910041478 in words is "one hundred twenty-five billion, nine hundred ten million, forty-one thousand, four hundred seventy-eight".
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