Base | Representation |
---|---|
bin | 101010010101001… |
… | …0011101000001110 |
3 | 10122222200121101101 |
4 | 1110222103220032 |
5 | 10402104022330 |
6 | 352535333314 |
7 | 50125000423 |
oct | 12452235016 |
9 | 3588617341 |
10 | 1420376590 |
11 | 669846a56 |
12 | 33782123a |
13 | 198364429 |
14 | d68d7d4a |
15 | 84a6c4ca |
hex | 54a93a0e |
1420376590 has 16 divisors (see below), whose sum is σ = 2557111680. Its totient is φ = 568054240.
The previous prime is 1420376563. The next prime is 1420376599. The reversal of 1420376590 is 956730241.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1420376599) 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, 95796 + ... + 109624.
It is an arithmetic number, because the mean of its divisors is an integer number (159819480).
Almost surely, 21420376590 is an apocalyptic number.
1420376590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1420376590 is a deficient number, since it is larger than the sum of its proper divisors (1136735090).
1420376590 is a wasteful number, since it uses less digits than its factorization.
1420376590 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24107.
The product of its (nonzero) digits is 45360, while the sum is 37.
The square root of 1420376590 is about 37687.8838620584. The cubic root of 1420376590 is about 1124.0902182073.
The spelling of 1420376590 in words is "one billion, four hundred twenty million, three hundred seventy-six thousand, five hundred ninety".
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