Base | Representation |
---|---|
bin | 110111111110100110… |
… | …0010011010010000000 |
3 | 102111021210001011202012 |
4 | 1233331030103102000 |
5 | 3432143231233334 |
6 | 131120303512052 |
7 | 11453651643104 |
oct | 1577514232200 |
9 | 374253034665 |
10 | 120211977344 |
11 | 46a88588908 |
12 | 1b36a8b8628 |
13 | b44a0a6254 |
14 | 5b65565904 |
15 | 31d88c89ce |
hex | 1bfd313480 |
120211977344 has 64 divisors (see below), whose sum is σ = 252217929600. Its totient is φ = 56913454080.
The previous prime is 120211977343. The next prime is 120211977359. The reversal of 120211977344 is 443779112021.
It is a tau number, because it is divible by the number of its divisors (64).
It is not an unprimeable number, because it can be changed into a prime (120211977343) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5195369 + ... + 5218455.
It is an arithmetic number, because the mean of its divisors is an integer number (3940905150).
Almost surely, 2120211977344 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 120211977344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126108964800).
120211977344 is an abundant number, since it is smaller than the sum of its proper divisors (132005952256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120211977344 is a wasteful number, since it uses less digits than its factorization.
120211977344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25261 (or 25249 counting only the distinct ones).
The product of its (nonzero) digits is 84672, while the sum is 41.
The spelling of 120211977344 in words is "one hundred twenty billion, two hundred eleven million, nine hundred seventy-seven thousand, three hundred forty-four".
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