Base | Representation |
---|---|
bin | 1110111001101… |
… | …01100111001100 |
3 | 22201012122221211 |
4 | 13130311213030 |
5 | 224000001030 |
6 | 20223104204 |
7 | 3045324616 |
oct | 734654714 |
9 | 281178854 |
10 | 125000140 |
11 | 64617501 |
12 | 35a42064 |
13 | 1cb87aa5 |
14 | 1285bdb6 |
15 | ae9212a |
hex | 77359cc |
125000140 has 24 divisors (see below), whose sum is σ = 268606800. Its totient is φ = 48836928.
The previous prime is 125000089. The next prime is 125000149. The reversal of 125000140 is 41000521.
It is a self number, because there is not a number n which added to its sum of digits gives 125000140.
It is not an unprimeable number, because it can be changed into a prime (125000149) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71815 + ... + 73534.
It is an arithmetic number, because the mean of its divisors is an integer number (11191950).
Almost surely, 2125000140 is an apocalyptic number.
125000140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
125000140 is an abundant number, since it is smaller than the sum of its proper divisors (143606660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125000140 is a wasteful number, since it uses less digits than its factorization.
125000140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 145401 (or 145399 counting only the distinct ones).
The product of its (nonzero) digits is 40, while the sum is 13.
The square root of 125000140 is about 11180.3461484875. The cubic root of 125000140 is about 500.0001866666. Note that the first 3 decimals are identical.
Adding to 125000140 its reverse (41000521), we get a palindrome (166000661).
The spelling of 125000140 in words is "one hundred twenty-five million, one hundred forty", and thus it is an aban number.
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