Base | Representation |
---|---|
bin | 111000010011101110… |
… | …1010110011000100110 |
3 | 102120010012100210212010 |
4 | 1300213131112120212 |
5 | 3440121244331244 |
6 | 131314514335050 |
7 | 11510352205515 |
oct | 1604735263046 |
9 | 376105323763 |
10 | 120921089574 |
11 | 4731189137a |
12 | 1b52828a486 |
13 | b530c8609c |
14 | 5bd17d267c |
15 | 322ac9aeb9 |
hex | 1c27756626 |
120921089574 has 16 divisors (see below), whose sum is σ = 242072737200. Its totient is φ = 40268603520.
The previous prime is 120921089561. The next prime is 120921089593. The reversal of 120921089574 is 475980129021.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9599767 + ... + 9612354.
It is an arithmetic number, because the mean of its divisors is an integer number (15129546075).
Almost surely, 2120921089574 is an apocalyptic number.
120921089574 is an abundant number, since it is smaller than the sum of its proper divisors (121151647626).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120921089574 is a wasteful number, since it uses less digits than its factorization.
120921089574 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19213175.
The product of its (nonzero) digits is 362880, while the sum is 48.
The spelling of 120921089574 in words is "one hundred twenty billion, nine hundred twenty-one million, eighty-nine thousand, five hundred seventy-four".
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