Base | Representation |
---|---|
bin | 1000011000011… |
… | …10010000110100 |
3 | 11220022021022122 |
4 | 10030032100310 |
5 | 121000004022 |
6 | 10551015112 |
7 | 1512436130 |
oct | 414162064 |
9 | 156267278 |
10 | 70313012 |
11 | 36765230 |
12 | 1b66a498 |
13 | 1174b143 |
14 | 94a43c0 |
15 | 628d742 |
hex | 430e434 |
70313012 has 48 divisors (see below), whose sum is σ = 154441728. Its totient is φ = 27210720.
The previous prime is 70312993. The next prime is 70313027. The reversal of 70313012 is 21031307.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50753 + ... + 52119.
It is an arithmetic number, because the mean of its divisors is an integer number (3217536).
Almost surely, 270313012 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 70313012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77220864).
70313012 is an abundant number, since it is smaller than the sum of its proper divisors (84128716).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70313012 is a wasteful number, since it uses less digits than its factorization.
70313012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1556 (or 1554 counting only the distinct ones).
The product of its (nonzero) digits is 126, while the sum is 17.
The square root of 70313012 is about 8385.2854453501. The cubic root of 70313012 is about 412.7419079386.
Adding to 70313012 its reverse (21031307), we get a palindrome (91344319).
The spelling of 70313012 in words is "seventy million, three hundred thirteen thousand, twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •