Base | Representation |
---|---|
bin | 1110111010001… |
… | …00101110000100 |
3 | 22201022210211200 |
4 | 13131010232010 |
5 | 224003441040 |
6 | 20224302500 |
7 | 3046003206 |
oct | 735045604 |
9 | 281283750 |
10 | 125062020 |
11 | 64659a46 |
12 | 35a71a30 |
13 | 1cba9cc5 |
14 | 12876776 |
15 | aea5630 |
hex | 7744b84 |
125062020 has 36 divisors (see below), whose sum is σ = 379355340. Its totient is φ = 33349824.
The previous prime is 125062019. The next prime is 125062037. The reversal of 125062020 is 20260521.
125062020 is a `hidden beast` number, since 1 + 25 + 0 + 620 + 20 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 96353856 + 28708164 = 9816^2 + 5358^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 125061984 and 125062002.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 347215 + ... + 347574.
Almost surely, 2125062020 is an apocalyptic number.
125062020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
125062020 is an abundant number, since it is smaller than the sum of its proper divisors (254293320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125062020 is a wasteful number, since it uses less digits than its factorization.
125062020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 694804 (or 694799 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 125062020 is about 11183.1131622639. The cubic root of 125062020 is about 500.0826796607.
The spelling of 125062020 in words is "one hundred twenty-five million, sixty-two thousand, twenty".
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