Base | Representation |
---|---|
bin | 111000010011001010… |
… | …1001001010111101100 |
3 | 102120001212202011222011 |
4 | 1300212111021113230 |
5 | 3440101423140100 |
6 | 131313000531004 |
7 | 11510032264012 |
oct | 1604625112754 |
9 | 376055664864 |
10 | 120902161900 |
11 | 47302133773 |
12 | 1b521a80a64 |
13 | b52a089a90 |
14 | 5bcd0a68b2 |
15 | 32292acbba |
hex | 1c265495ec |
120902161900 has 36 divisors (see below), whose sum is σ = 282539055232. Its totient is φ = 44640797760.
The previous prime is 120902161879. The next prime is 120902161957. The reversal of 120902161900 is 9161209021.
It is a super-2 number, since 2×1209021619002 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46499532 + ... + 46502131.
Almost surely, 2120902161900 is an apocalyptic number.
120902161900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
120902161900 is an abundant number, since it is smaller than the sum of its proper divisors (161636893332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120902161900 is a wasteful number, since it uses less digits than its factorization.
120902161900 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 93001690 (or 93001683 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 31.
The spelling of 120902161900 in words is "one hundred twenty billion, nine hundred two million, one hundred sixty-one thousand, nine hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •