Base | Representation |
---|---|
bin | 1001010100000010… |
… | …1111100100110100 |
3 | 20110020012011100112 |
4 | 2111000233210310 |
5 | 20110000000202 |
6 | 1052023402152 |
7 | 115644435614 |
oct | 22500574464 |
9 | 6406164315 |
10 | 2500000052 |
11 | 1073204050 |
12 | 5992b3358 |
13 | 30ac2c494 |
14 | 19a050a44 |
15 | e972ab52 |
hex | 9502f934 |
2500000052 has 24 divisors (see below), whose sum is σ = 4780091232. Its totient is φ = 1134610400.
The previous prime is 2500000043. The next prime is 2500000057.
2500000052 is nontrivially palindromic in base 10.
It is a junction number, because it is equal to n+sod(n) for n = 2499999982 and 2500000036.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2500000057) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14774 + ... + 72237.
It is an arithmetic number, because the mean of its divisors is an integer number (199170468).
Almost surely, 22500000052 is an apocalyptic number.
2500000052 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
2500000052 is a deficient number, since it is larger than the sum of its proper divisors (2280091180).
2500000052 is a wasteful number, since it uses less digits than its factorization.
2500000052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87679 (or 87677 counting only the distinct ones).
The product of its (nonzero) digits is 100, while the sum is 14.
The square root of 2500000052 is about 50000.0005200000. Note that the first 3 decimals coincide. The cubic root of 2500000052 is about 1357.2088177074.
It can be divided in two parts, 25000000 and 52, that added together give a palindrome (25000052).
The spelling of 2500000052 in words is "two billion, five hundred million, fifty-two", and thus it is an aban number.
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