Base | Representation |
---|---|
bin | 1010100000111000110100… |
… | …11111110110101101001101 |
3 | 10000212021102012221011102002 |
4 | 11100130122133312231031 |
5 | 11012300234344400100 |
6 | 121101144155442045 |
7 | 4604245302202661 |
oct | 520343237665515 |
9 | 100767365834362 |
10 | 23120253512525 |
11 | 7404276400614 |
12 | 2714a3a156325 |
13 | cb92cc6a03c0 |
14 | 59d05200c8a1 |
15 | 2a162695a2d5 |
hex | 15071a7f6b4d |
23120253512525 has 24 divisors (see below), whose sum is σ = 30895250389920. Its totient is φ = 17061904866240.
The previous prime is 23120253512443. The next prime is 23120253512561. The reversal of 23120253512525 is 52521535202132.
It is not a de Polignac number, because 23120253512525 - 220 = 23120252463949 is a prime.
It is a super-2 number, since 2×231202535125252 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23502935 + ... + 24466884.
It is an arithmetic number, because the mean of its divisors is an integer number (1287302099580).
Almost surely, 223120253512525 is an apocalyptic number.
23120253512525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
23120253512525 is a deficient number, since it is larger than the sum of its proper divisors (7774996877395).
23120253512525 is a wasteful number, since it uses less digits than its factorization.
23120253512525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47971325 (or 47971320 counting only the distinct ones).
The product of its (nonzero) digits is 180000, while the sum is 38.
Adding to 23120253512525 its reverse (52521535202132), we get a palindrome (75641788714657).
The spelling of 23120253512525 in words is "twenty-three trillion, one hundred twenty billion, two hundred fifty-three million, five hundred twelve thousand, five hundred twenty-five".
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