Base | Representation |
---|---|
bin | 100001110110… |
… | …001001111100 |
3 | 121200202212210 |
4 | 201312021330 |
5 | 4232410242 |
6 | 514100420 |
7 | 135262362 |
oct | 41661174 |
9 | 17622783 |
10 | 8872572 |
11 | 5010105 |
12 | 2b7a710 |
13 | 1ab8657 |
14 | 126d632 |
15 | ba3d9c |
hex | 87627c |
8872572 has 96 divisors (see below), whose sum is σ = 23998464. Its totient is φ = 2534400.
The previous prime is 8872559. The next prime is 8872573. The reversal of 8872572 is 2752788.
8872572 is nontrivially palindromic in base 11.
8872572 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 8872572.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8872573) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 145422 + ... + 145482.
It is an arithmetic number, because the mean of its divisors is an integer number (249984).
Almost surely, 28872572 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8872572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11999232).
8872572 is an abundant number, since it is smaller than the sum of its proper divisors (15125892).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8872572 is a wasteful number, since it uses less digits than its factorization.
8872572 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 139 (or 137 counting only the distinct ones).
The product of its digits is 62720, while the sum is 39.
The square root of 8872572 is about 2978.6862876107. The cubic root of 8872572 is about 207.0220051754.
The spelling of 8872572 in words is "eight million, eight hundred seventy-two thousand, five hundred seventy-two".
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