Base | Representation |
---|---|
bin | 1000011101010… |
… | …11000000000101 |
3 | 11221111212222110 |
4 | 10032223000011 |
5 | 121131030023 |
6 | 11012451233 |
7 | 1521051633 |
oct | 416530005 |
9 | 157455873 |
10 | 70955013 |
11 | 37063608 |
12 | 1b919b19 |
13 | 1191441c |
14 | 95d0353 |
15 | 6368a93 |
hex | 43ab005 |
70955013 has 8 divisors (see below), whose sum is σ = 94888768. Its totient is φ = 47162304.
The previous prime is 70955009. The next prime is 70955081. The reversal of 70955013 is 31055907.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 70955013 - 22 = 70955009 is a prime.
It is a super-2 number, since 2×709550132 = 10069227739660338, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70955113) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34081 + ... + 36102.
It is an arithmetic number, because the mean of its divisors is an integer number (11861096).
Almost surely, 270955013 is an apocalyptic number.
It is an amenable number.
70955013 is a deficient number, since it is larger than the sum of its proper divisors (23933755).
70955013 is a wasteful number, since it uses less digits than its factorization.
70955013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70523.
The product of its (nonzero) digits is 4725, while the sum is 30.
The square root of 70955013 is about 8423.4798628595. The cubic root of 70955013 is about 413.9942996718.
The spelling of 70955013 in words is "seventy million, nine hundred fifty-five thousand, thirteen".
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