Base | Representation |
---|---|
bin | 1110010011110… |
… | …00011100011010 |
3 | 22100212012120200 |
4 | 13021320130122 |
5 | 221211443002 |
6 | 15524403030 |
7 | 2655150420 |
oct | 711703432 |
9 | 270765520 |
10 | 120031002 |
11 | 61833083 |
12 | 34246476 |
13 | 1bb38080 |
14 | 11d27110 |
15 | a80eb1c |
hex | 727871a |
120031002 has 96 divisors (see below), whose sum is σ = 323162112. Its totient is φ = 31352832.
The previous prime is 120030991. The next prime is 120031063. The reversal of 120031002 is 200130021.
It is a happy number.
It is a super-2 number, since 2×1200310022 = 28814882882248008, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 207738 + ... + 208314.
It is an arithmetic number, because the mean of its divisors is an integer number (3366272).
Almost surely, 2120031002 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 120031002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161581056).
120031002 is an abundant number, since it is smaller than the sum of its proper divisors (203131110).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120031002 is a wasteful number, since it uses less digits than its factorization.
120031002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 732 (or 729 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 9.
The square root of 120031002 is about 10955.8660999485. The cubic root of 120031002 is about 493.2848876013.
Adding to 120031002 its reverse (200130021), we get a palindrome (320161023).
The spelling of 120031002 in words is "one hundred twenty million, thirty-one thousand, two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •