Base | Representation |
---|---|
bin | 1111000000101… |
… | …00000101101000 |
3 | 22202220221222012 |
4 | 13200110011220 |
5 | 224213131100 |
6 | 20254415052 |
7 | 3056141426 |
oct | 740240550 |
9 | 282827865 |
10 | 125911400 |
11 | 6508a10a |
12 | 36201488 |
13 | 201167b4 |
14 | 12a18116 |
15 | b0c2135 |
hex | 7814168 |
125911400 has 48 divisors (see below), whose sum is σ = 296900640. Its totient is φ = 49649600.
The previous prime is 125911393. The next prime is 125911403. The reversal of 125911400 is 4119521.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (125911403) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9767 + ... + 18633.
It is an arithmetic number, because the mean of its divisors is an integer number (6185430).
Almost surely, 2125911400 is an apocalyptic number.
125911400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 125911400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148450320).
125911400 is an abundant number, since it is smaller than the sum of its proper divisors (170989240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125911400 is a wasteful number, since it uses less digits than its factorization.
125911400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8954 (or 8945 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 23.
The square root of 125911400 is about 11221.0249086258. The cubic root of 125911400 is about 501.2122584834.
The spelling of 125911400 in words is "one hundred twenty-five million, nine hundred eleven thousand, four hundred".
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