Base | Representation |
---|---|
bin | 111101111001000… |
… | …010100001000010 |
3 | 2200100212021211102 |
4 | 331321002201002 |
5 | 4111310101230 |
6 | 251011414402 |
7 | 34505636321 |
oct | 7571024102 |
9 | 2610767742 |
10 | 1038362690 |
11 | 493146292 |
12 | 24b8b4402 |
13 | 13717c6c1 |
14 | 9bc960b8 |
15 | 6125d045 |
hex | 3de42842 |
1038362690 has 32 divisors (see below), whose sum is σ = 1953488880. Its totient is φ = 396877824.
The previous prime is 1038362671. The next prime is 1038362693. The reversal of 1038362690 is 962638301.
It can be written as a sum of positive squares in 8 ways, for example, as 787868761 + 250493929 = 28069^2 + 15827^2 .
It is a super-2 number, since 2×10383626902 = 2156394151968072200, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1038362693) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 9674 + ... + 46586.
Almost surely, 21038362690 is an apocalyptic number.
1038362690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1038362690 is a deficient number, since it is larger than the sum of its proper divisors (915126190).
1038362690 is a wasteful number, since it uses less digits than its factorization.
1038362690 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37046.
The product of its (nonzero) digits is 46656, while the sum is 38.
The square root of 1038362690 is about 32223.6355801142. The cubic root of 1038362690 is about 1012.6274399361.
The spelling of 1038362690 in words is "one billion, thirty-eight million, three hundred sixty-two thousand, six hundred ninety".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •