Base | Representation |
---|---|
bin | 111010010000011010… |
… | …1110100110100000100 |
3 | 102221220210012010111110 |
4 | 1310200311310310010 |
5 | 4022203342014302 |
6 | 133250015005020 |
7 | 12016135141641 |
oct | 1644065646404 |
9 | 387823163443 |
10 | 125105032452 |
11 | 49069590604 |
12 | 202b5509770 |
13 | ba49a2c22a |
14 | 60ab348dc8 |
15 | 33c3257b6c |
hex | 1d20d74d04 |
125105032452 has 24 divisors (see below), whose sum is σ = 309083021856. Its totient is φ = 39248637568.
The previous prime is 125105032439. The next prime is 125105032471. The reversal of 125105032452 is 254230501521.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 306629778 + ... + 306630185.
It is an arithmetic number, because the mean of its divisors is an integer number (12878459244).
Almost surely, 2125105032452 is an apocalyptic number.
125105032452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
125105032452 is an abundant number, since it is smaller than the sum of its proper divisors (183977989404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125105032452 is a wasteful number, since it uses less digits than its factorization.
125105032452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 613259987 (or 613259985 counting only the distinct ones).
The product of its (nonzero) digits is 12000, while the sum is 30.
Adding to 125105032452 its reverse (254230501521), we get a palindrome (379335533973).
The spelling of 125105032452 in words is "one hundred twenty-five billion, one hundred five million, thirty-two thousand, four hundred fifty-two".
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