Base | Representation |
---|---|
bin | 10010110100010000… |
… | …111010101000011101 |
3 | 1221011001202211110020 |
4 | 102310100322220131 |
5 | 312334233440100 |
6 | 13140502102353 |
7 | 1313451613353 |
oct | 226420725035 |
9 | 57131684406 |
10 | 20204202525 |
11 | 8628822441 |
12 | 3aba41a9b9 |
13 | 1b9caa3a30 |
14 | d9947d7d3 |
15 | 7d3b555a0 |
hex | 4b443aa1d |
20204202525 has 96 divisors (see below), whose sum is σ = 37085959680. Its totient is φ = 9642689280.
The previous prime is 20204202511. The next prime is 20204202533. The reversal of 20204202525 is 52520240202.
It is a happy number.
It is not a de Polignac number, because 20204202525 - 25 = 20204202493 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20204202495 and 20204202504.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5825842 + ... + 5829308.
It is an arithmetic number, because the mean of its divisors is an integer number (386312080).
Almost surely, 220204202525 is an apocalyptic number.
20204202525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
20204202525 is a deficient number, since it is larger than the sum of its proper divisors (16881757155).
20204202525 is a wasteful number, since it uses less digits than its factorization.
20204202525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3675 (or 3670 counting only the distinct ones).
The product of its (nonzero) digits is 3200, while the sum is 24.
Adding to 20204202525 its reverse (52520240202), we get a palindrome (72724442727).
The spelling of 20204202525 in words is "twenty billion, two hundred four million, two hundred two thousand, five hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •