Base | Representation |
---|---|
bin | 1000011000011… |
… | …10011000000111 |
3 | 11220022021221221 |
4 | 10030032120013 |
5 | 121000012404 |
6 | 10551021211 |
7 | 1512440365 |
oct | 414163007 |
9 | 156267857 |
10 | 70313479 |
11 | 36765615 |
12 | 1b66a807 |
13 | 1174b412 |
14 | 94a4635 |
15 | 628d954 |
hex | 430e607 |
70313479 has 8 divisors (see below), whose sum is σ = 74526480. Its totient is φ = 66109056.
The previous prime is 70313449. The next prime is 70313497. The reversal of 70313479 is 97431307.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-70313479 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70313449) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23817 + ... + 26605.
It is an arithmetic number, because the mean of its divisors is an integer number (9315810).
Almost surely, 270313479 is an apocalyptic number.
70313479 is a deficient number, since it is larger than the sum of its proper divisors (4213001).
70313479 is a wasteful number, since it uses less digits than its factorization.
70313479 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4289.
The product of its (nonzero) digits is 15876, while the sum is 34.
The square root of 70313479 is about 8385.3132917023. The cubic root of 70313479 is about 412.7428217099.
The spelling of 70313479 in words is "seventy million, three hundred thirteen thousand, four hundred seventy-nine".
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