Base | Representation |
---|---|
bin | 110111111000101000… |
… | …1110101001001110100 |
3 | 102110202211221100212110 |
4 | 1233301101311021310 |
5 | 3431241044201322 |
6 | 131044403451020 |
7 | 11446004006664 |
oct | 1576121651164 |
9 | 373684840773 |
10 | 120012100212 |
11 | 4699577a1a4 |
12 | 1b313986a70 |
13 | b417862b64 |
14 | 5b46bb61a4 |
15 | 31c6095c0c |
hex | 1bf1475274 |
120012100212 has 24 divisors (see below), whose sum is σ = 287596565536. Its totient is φ = 38922843168.
The previous prime is 120012100193. The next prime is 120012100267. The reversal of 120012100212 is 212001210021.
It is a Harshad number since it is a multiple of its sum of digits (12).
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, 135148318 + ... + 135149205.
Almost surely, 2120012100212 is an apocalyptic number.
120012100212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
120012100212 is an abundant number, since it is smaller than the sum of its proper divisors (167584465324).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120012100212 is a wasteful number, since it uses less digits than its factorization.
120012100212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 270297567 (or 270297565 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 120012100212 its reverse (212001210021), we get a palindrome (332013310233).
It can be divided in two parts, 12001210021 and 2, that multiplied together give a palindrome (24002420042).
The spelling of 120012100212 in words is "one hundred twenty billion, twelve million, one hundred thousand, two hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •