Base | Representation |
---|---|
bin | 1000010110111… |
… | …10000000100001 |
3 | 11212221020012020 |
4 | 10023132000201 |
5 | 120422142421 |
6 | 10542452053 |
7 | 1510653651 |
oct | 413360041 |
9 | 155836166 |
10 | 70115361 |
11 | 3663a788 |
12 | 1b594029 |
13 | 116ac1a4 |
14 | 9452361 |
15 | 624edc6 |
hex | 42de021 |
70115361 has 16 divisors (see below), whose sum is σ = 99264384. Its totient is φ = 43870464.
The previous prime is 70115347. The next prime is 70115369. The reversal of 70115361 is 16351107.
It is not a de Polignac number, because 70115361 - 27 = 70115233 is a prime.
It is not an unprimeable number, because it can be changed into a prime (70115369) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18516 + ... + 21978.
It is an arithmetic number, because the mean of its divisors is an integer number (6204024).
Almost surely, 270115361 is an apocalyptic number.
It is an amenable number.
70115361 is a deficient number, since it is larger than the sum of its proper divisors (29149023).
70115361 is a wasteful number, since it uses less digits than its factorization.
70115361 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3880.
The product of its (nonzero) digits is 630, while the sum is 24.
The square root of 70115361 is about 8373.4915656493. The cubic root of 70115361 is about 412.3548036273.
Adding to 70115361 its reverse (16351107), we get a palindrome (86466468).
The spelling of 70115361 in words is "seventy million, one hundred fifteen thousand, three hundred sixty-one".
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