Base | Representation |
---|---|
bin | 11110101110000110101… |
… | …010100011110000110000 |
3 | 21110211002100222102221110 |
4 | 132232012222203300300 |
5 | 234042002042331213 |
6 | 4253453123353320 |
7 | 305343510004563 |
oct | 36560652436060 |
9 | 7424070872843 |
10 | 2111088245808 |
11 | 7443423080a3 |
12 | 2a1187222840 |
13 | 1240c8357ab9 |
14 | 7426a3d24da |
15 | 39daa8d85c3 |
hex | 1eb86aa3c30 |
2111088245808 has 80 divisors (see below), whose sum is σ = 5476456595456. Its totient is φ = 700756842240.
The previous prime is 2111088245767. The next prime is 2111088245839. The reversal of 2111088245808 is 8085428801112.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16040913 + ... + 16171983.
Almost surely, 22111088245808 is an apocalyptic number.
It is an amenable number.
2111088245808 is an abundant number, since it is smaller than the sum of its proper divisors (3365368349648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2111088245808 is a wasteful number, since it uses less digits than its factorization.
2111088245808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 132482 (or 132476 counting only the distinct ones).
The product of its (nonzero) digits is 327680, while the sum is 48.
The spelling of 2111088245808 in words is "two trillion, one hundred eleven billion, eighty-eight million, two hundred forty-five thousand, eight hundred eight".
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