Base | Representation |
---|---|
bin | 11101001110010… |
… | …010110000111000 |
3 | 1021011120010010210 |
4 | 131032102300320 |
5 | 2001003124021 |
6 | 120352311120 |
7 | 15102235434 |
oct | 3516226070 |
9 | 1234503123 |
10 | 490286136 |
11 | 23183225a |
12 | 1182424a0 |
13 | 7a763852 |
14 | 491879c4 |
15 | 2d099e76 |
hex | 1d392c38 |
490286136 has 16 divisors (see below), whose sum is σ = 1225715400. Its totient is φ = 163428704.
The previous prime is 490286131. The next prime is 490286143. The reversal of 490286136 is 631682094.
It is a junction number, because it is equal to n+sod(n) for n = 490286094 and 490286103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (490286131) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10214271 + ... + 10214318.
Almost surely, 2490286136 is an apocalyptic number.
It is an amenable number.
490286136 is an abundant number, since it is smaller than the sum of its proper divisors (735429264).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
490286136 is a wasteful number, since it uses less digits than its factorization.
490286136 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20428598 (or 20428594 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 39.
The square root of 490286136 is about 22142.4058313454. The cubic root of 490286136 is about 788.5269436228.
The spelling of 490286136 in words is "four hundred ninety million, two hundred eighty-six thousand, one hundred thirty-six".
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