Base | Representation |
---|---|
bin | 110111111011110100… |
… | …1100000110111011110 |
3 | 102111001022001000020000 |
4 | 1233313221200313132 |
5 | 3432000424044440 |
6 | 131103142235130 |
7 | 11451442262112 |
oct | 1576751406736 |
9 | 374038030200 |
10 | 120118971870 |
11 | 46a40034487 |
12 | 1b343725aa6 |
13 | b433a41321 |
14 | 5b57075742 |
15 | 31d0656730 |
hex | 1bf7a60dde |
120118971870 has 40 divisors (see below), whose sum is σ = 322986570984. Its totient is φ = 32031725616.
The previous prime is 120118971859. The next prime is 120118971899. The reversal of 120118971870 is 78179811021.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 74146704 + ... + 74148323.
Almost surely, 2120118971870 is an apocalyptic number.
120118971870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
120118971870 is an abundant number, since it is smaller than the sum of its proper divisors (202867599114).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120118971870 is a wasteful number, since it uses less digits than its factorization.
120118971870 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148295046 (or 148295037 counting only the distinct ones).
The product of its (nonzero) digits is 56448, while the sum is 45.
The spelling of 120118971870 in words is "one hundred twenty billion, one hundred eighteen million, nine hundred seventy-one thousand, eight hundred seventy".
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