| Base | Representation |
|---|---|
| bin | 1110111110010… |
| … | …01101101110100 |
| 3 | 22202100111002200 |
| 4 | 13133021231310 |
| 5 | 224123404042 |
| 6 | 20244104500 |
| 7 | 3053432334 |
| oct | 737115564 |
| 9 | 282314080 |
| 10 | 125606772 |
| 11 | 649a1255 |
| 12 | 36095130 |
| 13 | 2003ac45 |
| 14 | 129790c4 |
| 15 | b061c4c |
| hex | 77c9b74 |
125606772 has 72 divisors (see below), whose sum is σ = 342800640. Its totient is φ = 38660160.
The previous prime is 125606771. The next prime is 125606773. The reversal of 125606772 is 277606521.
It is an interprime number because it is at equal distance from previous prime (125606771) and next prime (125606773).
It is a super-2 number, since 2×1256067722 = 31554122344519968, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125606771) 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 23 ways as a sum of consecutive naturals, for example, 21397 + ... + 26627.
It is an arithmetic number, because the mean of its divisors is an integer number (4761120).
Almost surely, 2125606772 is an apocalyptic number.
125606772 is a gapful number since it is divisible by the number (12) 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 125606772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171400320).
125606772 is an abundant number, since it is smaller than the sum of its proper divisors (217193868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125606772 is a wasteful number, since it uses less digits than its factorization.
125606772 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5293 (or 5288 counting only the distinct ones).
The product of its (nonzero) digits is 35280, while the sum is 36.
The square root of 125606772 is about 11207.4427056309. The cubic root of 125606772 is about 500.8077237952.
The spelling of 125606772 in words is "one hundred twenty-five million, six hundred six thousand, seven hundred seventy-two".
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