Base | Representation |
---|---|
bin | 111110100100010… |
… | …101110100000000 |
3 | 2201011012222210100 |
4 | 332210111310000 |
5 | 4122211321140 |
6 | 252055002400 |
7 | 35004264303 |
oct | 7644256400 |
9 | 2634188710 |
10 | 1049713920 |
11 | 499599672 |
12 | 253669400 |
13 | 1396252c8 |
14 | 9d5acb3a |
15 | 62251530 |
hex | 3e915d00 |
1049713920 has 108 divisors (see below), whose sum is σ = 3631940676. Its totient is φ = 279920640.
The previous prime is 1049713901. The next prime is 1049713949. The reversal of 1049713920 is 293179401.
1049713920 is a `hidden beast` number, since 10 + 497 + 139 + 20 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 637461504 + 412252416 = 25248^2 + 20304^2 .
It is a super-2 number, since 2×10497139202 = 2203798627683532800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
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 11 ways as a sum of consecutive naturals, for example, 34041 + ... + 57080.
Almost surely, 21049713920 is an apocalyptic number.
1049713920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1049713920 is an abundant number, since it is smaller than the sum of its proper divisors (2582226756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1049713920 is an equidigital number, since it uses as much as digits as its factorization.
1049713920 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91148 (or 91131 counting only the distinct ones).
The product of its (nonzero) digits is 13608, while the sum is 36.
The square root of 1049713920 is about 32399.2888810850. The cubic root of 1049713920 is about 1016.3040402811.
The spelling of 1049713920 in words is "one billion, forty-nine million, seven hundred thirteen thousand, nine hundred twenty".
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