Base | Representation |
---|---|
bin | 110000100111110… |
… | …1000000010110010 |
3 | 11012200221002020020 |
4 | 1201033220002302 |
5 | 11320130024010 |
6 | 425520224310 |
7 | 55300255221 |
oct | 14117500262 |
9 | 4180832206 |
10 | 1631486130 |
11 | 767a2774a |
12 | 39646b096 |
13 | 20000b311 |
14 | 11696ccb8 |
15 | 9836d470 |
hex | 613e80b2 |
1631486130 has 16 divisors (see below), whose sum is σ = 3915566784. Its totient is φ = 435062960.
The previous prime is 1631486123. The next prime is 1631486173. The reversal of 1631486130 is 316841361.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1631486091 and 1631486100.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27191406 + ... + 27191465.
It is an arithmetic number, because the mean of its divisors is an integer number (244722924).
Almost surely, 21631486130 is an apocalyptic number.
1631486130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1631486130 is an abundant number, since it is smaller than the sum of its proper divisors (2284080654).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1631486130 is a wasteful number, since it uses less digits than its factorization.
1631486130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54382881.
The product of its (nonzero) digits is 10368, while the sum is 33.
The square root of 1631486130 is about 40391.6591637432. The cubic root of 1631486130 is about 1177.2294788322.
The spelling of 1631486130 in words is "one billion, six hundred thirty-one million, four hundred eighty-six thousand, one hundred thirty".
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