Base | Representation |
---|---|
bin | 111000000100110100… |
… | …1101010001100100010 |
3 | 102111211100100121212221 |
4 | 1300021221222030202 |
5 | 3433110233444340 |
6 | 131153131541254 |
7 | 11462100416365 |
oct | 1601151521442 |
9 | 374740317787 |
10 | 120420999970 |
11 | 47085573687 |
12 | 1b4088ba82a |
13 | b48149c28b |
14 | 5b852160dc |
15 | 31ebe1644a |
hex | 1c09a6a322 |
120420999970 has 8 divisors (see below), whose sum is σ = 216757799964. Its totient is φ = 48168399984.
The previous prime is 120420999901. The next prime is 120421000009. The reversal of 120420999970 is 79999024021.
It can be written as a sum of positive squares in 2 ways, for example, as 99313849881 + 21107150089 = 315141^2 + 145283^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6021049989 + ... + 6021050008.
Almost surely, 2120420999970 is an apocalyptic number.
120420999970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
120420999970 is a deficient number, since it is larger than the sum of its proper divisors (96336799994).
120420999970 is a wasteful number, since it uses less digits than its factorization.
120420999970 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12042100004.
The product of its (nonzero) digits is 734832, while the sum is 52.
The spelling of 120420999970 in words is "one hundred twenty billion, four hundred twenty million, nine hundred ninety-nine thousand, nine hundred seventy".
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