Base | Representation |
---|---|
bin | 1000011100011… |
… | …01011111011001 |
3 | 11221021202011120 |
4 | 10032031133121 |
5 | 121113143022 |
6 | 11010115453 |
7 | 1520036343 |
oct | 416153731 |
9 | 157252146 |
10 | 70834137 |
11 | 36a90810 |
12 | 1b87bb89 |
13 | 118a13ba |
14 | 959c293 |
15 | 6342d5c |
hex | 438d7d9 |
70834137 has 8 divisors (see below), whose sum is σ = 103031520. Its totient is φ = 42929760.
The previous prime is 70834133. The next prime is 70834157. The reversal of 70834137 is 73143807.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 70834137 - 22 = 70834133 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 2146489 = 70834137 / (7 + 0 + 8 + 3 + 4 + 1 + 3 + 7).
It is a junction number, because it is equal to n+sod(n) for n = 70834098 and 70834107.
It is not an unprimeable number, because it can be changed into a prime (70834133) 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, 1073212 + ... + 1073277.
It is an arithmetic number, because the mean of its divisors is an integer number (12878940).
Almost surely, 270834137 is an apocalyptic number.
It is an amenable number.
70834137 is a deficient number, since it is larger than the sum of its proper divisors (32197383).
70834137 is a wasteful number, since it uses less digits than its factorization.
70834137 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2146503.
The product of its (nonzero) digits is 14112, while the sum is 33.
The square root of 70834137 is about 8416.3018600808. The cubic root of 70834137 is about 413.7590782442.
The spelling of 70834137 in words is "seventy million, eight hundred thirty-four thousand, one hundred thirty-seven".
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