Base | Representation |
---|---|
bin | 1001100110000110… |
… | …1101111000110100 |
3 | 20122111201210112020 |
4 | 2121201231320310 |
5 | 20233343042011 |
6 | 1103331153140 |
7 | 120554352153 |
oct | 23141557064 |
9 | 6574653466 |
10 | 2575752756 |
11 | 1101a44195 |
12 | 5ba7457b0 |
13 | 320833575 |
14 | 1a612d59a |
15 | 1011e1006 |
hex | 9986de34 |
2575752756 has 48 divisors (see below), whose sum is σ = 6379390080. Its totient is φ = 806077440.
The previous prime is 2575752721. The next prime is 2575752763. The reversal of 2575752756 is 6572575752.
It is a happy number.
2575752756 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a junction number, because it is equal to n+sod(n) for n = 2575752699 and 2575752708.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68001 + ... + 98871.
It is an arithmetic number, because the mean of its divisors is an integer number (132903960).
Almost surely, 22575752756 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 2575752756, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3189695040).
2575752756 is an abundant number, since it is smaller than the sum of its proper divisors (3803637324).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2575752756 is a wasteful number, since it uses less digits than its factorization.
2575752756 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31304 (or 31302 counting only the distinct ones).
The product of its digits is 5145000, while the sum is 51.
The square root of 2575752756 is about 50751.8744087349. The cubic root of 2575752756 is about 1370.7809417937.
The spelling of 2575752756 in words is "two billion, five hundred seventy-five million, seven hundred fifty-two thousand, seven hundred fifty-six".
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