Base | Representation |
---|---|
bin | 1011101011101011110000… |
… | …11100111100011100101111 |
3 | 10100221221221121202022011020 |
4 | 11311311320130330130233 |
5 | 11331402032341012202 |
6 | 130345531350025223 |
7 | 5261025415065441 |
oct | 565657034743457 |
9 | 110857847668136 |
10 | 25690220250927 |
11 | 8205185652a41 |
12 | 2a6ab2a948213 |
13 | 114476765245b |
14 | 64b5b011a491 |
15 | 2e83dccab5bc |
hex | 175d7873c72f |
25690220250927 has 8 divisors (see below), whose sum is σ = 34253921014320. Its totient is φ = 17126666494080.
The previous prime is 25690220250881. The next prime is 25690220250943. The reversal of 25690220250927 is 72905202209652.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 25690220250927 - 235 = 25655860512559 is a prime.
It is a super-2 number, since 2×256902202509272 (a number of 28 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 25690220250927.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25690220250727) 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, 36343224 + ... + 37043357.
It is an arithmetic number, because the mean of its divisors is an integer number (4281740126790).
Almost surely, 225690220250927 is an apocalyptic number.
25690220250927 is a deficient number, since it is larger than the sum of its proper divisors (8563700763393).
25690220250927 is a wasteful number, since it uses less digits than its factorization.
25690220250927 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73503273.
The product of its (nonzero) digits is 2721600, while the sum is 51.
The spelling of 25690220250927 in words is "twenty-five trillion, six hundred ninety billion, two hundred twenty million, two hundred fifty thousand, nine hundred twenty-seven".
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