Base | Representation |
---|---|
bin | 101001000001011… |
… | …0100001010111010 |
3 | 10112221001220102220 |
4 | 1102002310022322 |
5 | 10304334012230 |
6 | 344330304510 |
7 | 46052541111 |
oct | 12202641272 |
9 | 3487056386 |
10 | 1376469690 |
11 | 646a88062 |
12 | 324b88136 |
13 | 18c23050b |
14 | d0b48c78 |
15 | 80c97d10 |
hex | 520b42ba |
1376469690 has 16 divisors (see below), whose sum is σ = 3303527328. Its totient is φ = 367058576.
The previous prime is 1376469613. The next prime is 1376469691. The reversal of 1376469690 is 969646731.
It is a super-2 number, since 2×13764696902 = 3789337614977392200, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1376469691) 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 7 ways as a sum of consecutive naturals, for example, 22941132 + ... + 22941191.
It is an arithmetic number, because the mean of its divisors is an integer number (206470458).
Almost surely, 21376469690 is an apocalyptic number.
1376469690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1376469690 is an abundant number, since it is smaller than the sum of its proper divisors (1927057638).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1376469690 is a wasteful number, since it uses less digits than its factorization.
1376469690 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45882333.
The product of its (nonzero) digits is 1469664, while the sum is 51.
The square root of 1376469690 is about 37100.8044387180. The cubic root of 1376469690 is about 1112.3860934592.
The spelling of 1376469690 in words is "one billion, three hundred seventy-six million, four hundred sixty-nine thousand, six hundred ninety".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •