Base | Representation |
---|---|
bin | 1110011011101… |
… | …10010101000100 |
3 | 22102211001002000 |
4 | 13031312111010 |
5 | 221443232131 |
6 | 20002545300 |
7 | 3000041301 |
oct | 715662504 |
9 | 272731060 |
10 | 121070916 |
11 | 6238340a |
12 | 34668230 |
13 | 1c1104c5 |
14 | 121180a8 |
15 | a967ce6 |
hex | 7376544 |
121070916 has 24 divisors (see below), whose sum is σ = 313887840. Its totient is φ = 40356936.
The previous prime is 121070893. The next prime is 121070927. The reversal of 121070916 is 619070121.
It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a self number, because there is not a number n which added to its sum of digits gives 121070916.
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, 560406 + ... + 560621.
It is an arithmetic number, because the mean of its divisors is an integer number (13078660).
Almost surely, 2121070916 is an apocalyptic number.
It is an amenable number.
121070916 is an abundant number, since it is smaller than the sum of its proper divisors (192816924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121070916 is a wasteful number, since it uses less digits than its factorization.
121070916 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1121040 (or 1121032 counting only the distinct ones).
The product of its (nonzero) digits is 756, while the sum is 27.
The square root of 121070916 is about 11003.2229823811. Note that the first 3 decimals coincide. The cubic root of 121070916 is about 494.7053526541.
The spelling of 121070916 in words is "one hundred twenty-one million, seventy thousand, nine hundred sixteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •