Base | Representation |
---|---|
bin | 1110011011011… |
… | …00010101110010 |
3 | 22102201221221200 |
4 | 13031230111302 |
5 | 221440430002 |
6 | 20002032030 |
7 | 2666511102 |
oct | 715542562 |
9 | 272657850 |
10 | 121030002 |
11 | 623556a5 |
12 | 34648616 |
13 | 1c0c79b2 |
14 | 12107202 |
15 | a95ab1c |
hex | 736c572 |
121030002 has 24 divisors (see below), whose sum is σ = 273633984. Its totient is φ = 38589144.
The previous prime is 121030001. The next prime is 121030031. The reversal of 121030002 is 200030121.
It is a happy number.
It is a super-2 number, since 2×1210300022 = 29296522768240008, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is not an unprimeable number, because it can be changed into a prime (121030001) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 145758 + ... + 146585.
It is an arithmetic number, because the mean of its divisors is an integer number (11401416).
Almost surely, 2121030002 is an apocalyptic number.
121030002 is an abundant number, since it is smaller than the sum of its proper divisors (152603982).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121030002 is a wasteful number, since it uses less digits than its factorization.
121030002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 292374 (or 292371 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 9.
The square root of 121030002 is about 11001.3636427490. The cubic root of 121030002 is about 494.6496204275.
Adding to 121030002 its reverse (200030121), we get a palindrome (321060123).
The spelling of 121030002 in words is "one hundred twenty-one million, thirty thousand, two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •