Base | Representation |
---|---|
bin | 100011111110010… |
… | …1110000111100000 |
3 | 10010010101000201200 |
4 | 1013330232013200 |
5 | 4433004143442 |
6 | 315440201200 |
7 | 41625115416 |
oct | 10774560740 |
9 | 3103330650 |
10 | 1207099872 |
11 | 56a416000 |
12 | 298309200 |
13 | 16310bca4 |
14 | b645b2b6 |
15 | 70e8e34c |
hex | 47f2e1e0 |
1207099872 has 288 divisors, whose sum is σ = 3913588224. Its totient is φ = 352661760.
The previous prime is 1207099867. The next prime is 1207099891. The reversal of 1207099872 is 2789907021.
It is a tau number, because it is divible by the number of its divisors (288).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18016383 + ... + 18016449.
It is an arithmetic number, because the mean of its divisors is an integer number (13588848).
Almost surely, 21207099872 is an apocalyptic number.
1207099872 is a gapful number since it is divisible by the number (12) 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 1207099872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1956794112).
1207099872 is an abundant number, since it is smaller than the sum of its proper divisors (2706488352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1207099872 is a wasteful number, since it uses less digits than its factorization.
1207099872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 163 (or 130 counting only the distinct ones).
The product of its (nonzero) digits is 127008, while the sum is 45.
The square root of 1207099872 is about 34743.3428443493. The cubic root of 1207099872 is about 1064.7502105444.
The spelling of 1207099872 in words is "one billion, two hundred seven million, ninety-nine thousand, eight hundred seventy-two".
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