Base | Representation |
---|---|
bin | 100101001000101000011… |
… | …001101010000101100100 |
3 | 100000221212111012210210111 |
4 | 211020220121222011210 |
5 | 313302231411412302 |
6 | 5232153224302404 |
7 | 352240113256024 |
oct | 45105031520544 |
9 | 10027774183714 |
10 | 2551888388452 |
11 | 8a4282516547 |
12 | 3526a6311a04 |
13 | 15684674b480 |
14 | 8b725127a84 |
15 | 465a916d0d7 |
hex | 2522866a164 |
2551888388452 has 48 divisors (see below), whose sum is σ = 4859708515200. Its totient is φ = 1165460585472.
The previous prime is 2551888388429. The next prime is 2551888388479. The reversal of 2551888388452 is 2548838881552.
It is a super-3 number, since 3×25518883884523 (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
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, 33247023 + ... + 33323689.
It is an arithmetic number, because the mean of its divisors is an integer number (101243927400).
Almost surely, 22551888388452 is an apocalyptic number.
It is an amenable number.
2551888388452 is a deficient number, since it is larger than the sum of its proper divisors (2307820126748).
2551888388452 is a wasteful number, since it uses less digits than its factorization.
2551888388452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 83380 (or 83378 counting only the distinct ones).
The product of its digits is 196608000, while the sum is 67.
The spelling of 2551888388452 in words is "two trillion, five hundred fifty-one billion, eight hundred eighty-eight million, three hundred eighty-eight thousand, four hundred fifty-two".
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