Base | Representation |
---|---|
bin | 10011000000110110… |
… | …100010110010100111 |
3 | 1221200210011102020021 |
4 | 103000312202302213 |
5 | 313302320033220 |
6 | 13213444420011 |
7 | 1321624656010 |
oct | 230066426247 |
9 | 57623142207 |
10 | 20415392935 |
11 | 8726a58973 |
12 | 3b590a7607 |
13 | 1c04778682 |
14 | db9536007 |
15 | 7e74704aa |
hex | 4c0da2ca7 |
20415392935 has 24 divisors (see below), whose sum is σ = 29549421216. Its totient is φ = 13262322240.
The previous prime is 20415392923. The next prime is 20415392951. The reversal of 20415392935 is 53929351402.
It is not a de Polignac number, because 20415392935 - 29 = 20415392423 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20415392891 and 20415392900.
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, 795256 + ... + 820525.
It is an arithmetic number, because the mean of its divisors is an integer number (1231225884).
Almost surely, 220415392935 is an apocalyptic number.
20415392935 is a deficient number, since it is larger than the sum of its proper divisors (9134028281).
20415392935 is a wasteful number, since it uses less digits than its factorization.
20415392935 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1615831 (or 1615812 counting only the distinct ones).
The product of its (nonzero) digits is 291600, while the sum is 43.
The spelling of 20415392935 in words is "twenty billion, four hundred fifteen million, three hundred ninety-two thousand, nine hundred thirty-five".
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