Base | Representation |
---|---|
bin | 111000010101101100… |
… | …0000011111001010000 |
3 | 102120021210000212001110 |
4 | 1300223120003321100 |
5 | 3440240110440414 |
6 | 131325223133320 |
7 | 11512110635163 |
oct | 1605330037120 |
9 | 376253025043 |
10 | 120986811984 |
11 | 473459a0615 |
12 | 1b5462a4240 |
13 | b54178789c |
14 | 5bda41dada |
15 | 323192e459 |
hex | 1c2b603e50 |
120986811984 has 40 divisors (see below), whose sum is σ = 312641909280. Its totient is φ = 40316983168.
The previous prime is 120986811977. The next prime is 120986812003. The reversal of 120986811984 is 489118689021.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209202 + ... + 534545.
It is an arithmetic number, because the mean of its divisors is an integer number (7816047732).
Almost surely, 2120986811984 is an apocalyptic number.
It is an amenable number.
120986811984 is an abundant number, since it is smaller than the sum of its proper divisors (191655097296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120986811984 is a wasteful number, since it uses less digits than its factorization.
120986811984 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 747147 (or 747141 counting only the distinct ones).
The product of its (nonzero) digits is 1990656, while the sum is 57.
The spelling of 120986811984 in words is "one hundred twenty billion, nine hundred eighty-six million, eight hundred eleven thousand, nine hundred eighty-four".
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