Base | Representation |
---|---|
bin | 100011111111100… |
… | …0011111010100000 |
3 | 10010011112012101102 |
4 | 1013333003322200 |
5 | 4433133312230 |
6 | 315501253532 |
7 | 41633252303 |
oct | 10777037240 |
9 | 3104465342 |
10 | 1207713440 |
11 | 56a7a4a8a |
12 | 2985642a8 |
13 | 16329534b |
14 | b657ab3a |
15 | 71061045 |
hex | 47fc3ea0 |
1207713440 has 96 divisors (see below), whose sum is σ = 2989768320. Its totient is φ = 460145664.
The previous prime is 1207713427. The next prime is 1207713461. The reversal of 1207713440 is 443177021.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1129226 + ... + 1130294.
It is an arithmetic number, because the mean of its divisors is an integer number (31143420).
Almost surely, 21207713440 is an apocalyptic number.
1207713440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1207713440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1494884160).
1207713440 is an abundant number, since it is smaller than the sum of its proper divisors (1782054880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1207713440 is a wasteful number, since it uses less digits than its factorization.
1207713440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1414 (or 1406 counting only the distinct ones).
The product of its (nonzero) digits is 4704, while the sum is 29.
The square root of 1207713440 is about 34752.1717306991. The cubic root of 1207713440 is about 1064.9305839097.
The spelling of 1207713440 in words is "one billion, two hundred seven million, seven hundred thirteen thousand, four hundred forty".
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