Base | Representation |
---|---|
bin | 111000100011100100… |
… | …0111001101100101100 |
3 | 102121111020111100020110 |
4 | 1301013020321230230 |
5 | 3442213331200413 |
6 | 131443342420020 |
7 | 11526465032100 |
oct | 1610710715454 |
9 | 377436440213 |
10 | 121452600108 |
11 | 47564910084 |
12 | 1b656291610 |
13 | b5b7121868 |
14 | 5c4222b900 |
15 | 325c78a8c3 |
hex | 1c47239b2c |
121452600108 has 36 divisors (see below), whose sum is σ = 329657059032. Its totient is φ = 34700742720.
The previous prime is 121452600089. The next prime is 121452600119. The reversal of 121452600108 is 801006254121.
It is a super-2 number, since 2×1214526001082 (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, 103275433 + ... + 103276608.
Almost surely, 2121452600108 is an apocalyptic number.
It is an amenable number.
121452600108 is an abundant number, since it is smaller than the sum of its proper divisors (208204458924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121452600108 is a wasteful number, since it uses less digits than its factorization.
121452600108 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 206552062 (or 206552053 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 30.
Adding to 121452600108 its reverse (801006254121), we get a palindrome (922458854229).
The spelling of 121452600108 in words is "one hundred twenty-one billion, four hundred fifty-two million, six hundred thousand, one hundred eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •