Base | Representation |
---|---|
bin | 1000011000011… |
… | …10000001001100 |
3 | 11220022012221121 |
4 | 10030032001030 |
5 | 120444441022 |
6 | 10551010324 |
7 | 1512433201 |
oct | 414160114 |
9 | 156265847 |
10 | 70312012 |
11 | 36764501 |
12 | 1b6699a4 |
13 | 1174a854 |
14 | 94a3ca8 |
15 | 628d2c7 |
hex | 430e04c |
70312012 has 12 divisors (see below), whose sum is σ = 128396016. Its totient is φ = 33627440.
The previous prime is 70312003. The next prime is 70312031. The reversal of 70312012 is 21021307.
It is a happy number.
It is a pancake number, because a pancake can be divided into 70312012 parts by 11858 straight cuts.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 382039 + ... + 382222.
It is an arithmetic number, because the mean of its divisors is an integer number (10699668).
Almost surely, 270312012 is an apocalyptic number.
It is an amenable number.
70312012 is a deficient number, since it is larger than the sum of its proper divisors (58084004).
70312012 is a wasteful number, since it uses less digits than its factorization.
70312012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 764288 (or 764286 counting only the distinct ones).
The product of its (nonzero) digits is 84, while the sum is 16.
The square root of 70312012 is about 8385.2258168758. The cubic root of 70312012 is about 412.7399512412.
Adding to 70312012 its reverse (21021307), we get a palindrome (91333319).
The spelling of 70312012 in words is "seventy million, three hundred twelve thousand, twelve".
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