Base | Representation |
---|---|
bin | 100000101111011101… |
… | …1110100110110010111 |
3 | 20201111011211202110111 |
4 | 1001132323310312113 |
5 | 2122444411434012 |
6 | 52145002503451 |
7 | 5036254664143 |
oct | 1013673646627 |
9 | 221434752414 |
10 | 70312218007 |
11 | 27901461089 |
12 | 11763504b87 |
13 | 6827032735 |
14 | 359028a223 |
15 | 1c67c34ba7 |
hex | 105eef4d97 |
70312218007 has 6 divisors (see below), whose sum is σ = 74207632128. Its totient is φ = 66611574612.
The previous prime is 70312218001. The next prime is 70312218013. The reversal of 70312218007 is 70081221307.
It is an interprime number because it is at equal distance from previous prime (70312218001) and next prime (70312218013).
It is not a de Polignac number, because 70312218007 - 223 = 70303829399 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 70312218007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70312218001) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 97384983 + ... + 97385704.
It is an arithmetic number, because the mean of its divisors is an integer number (12367938688).
Almost surely, 270312218007 is an apocalyptic number.
70312218007 is a deficient number, since it is larger than the sum of its proper divisors (3895414121).
70312218007 is a wasteful number, since it uses less digits than its factorization.
70312218007 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 194770725 (or 194770706 counting only the distinct ones).
The product of its (nonzero) digits is 4704, while the sum is 31.
The spelling of 70312218007 in words is "seventy billion, three hundred twelve million, two hundred eighteen thousand, seven".
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