Base | Representation |
---|---|
bin | 1000011010000… |
… | …11011001011110 |
3 | 11220201022212110 |
4 | 10031003121132 |
5 | 121023440104 |
6 | 10555414450 |
7 | 1514333505 |
oct | 415033136 |
9 | 156638773 |
10 | 70530654 |
11 | 368a37a7 |
12 | 1b754426 |
13 | 117c621c |
14 | 951d83c |
15 | 62d2e89 |
hex | 434365e |
70530654 has 32 divisors (see below), whose sum is σ = 150232320. Its totient is φ = 21997952.
The previous prime is 70530643. The next prime is 70530659. The reversal of 70530654 is 45603507.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70530659) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16327 + ... + 20189.
It is an arithmetic number, because the mean of its divisors is an integer number (4694760).
Almost surely, 270530654 is an apocalyptic number.
70530654 is an abundant number, since it is smaller than the sum of its proper divisors (79701666).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70530654 is a wasteful number, since it uses less digits than its factorization.
70530654 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4064.
The product of its (nonzero) digits is 12600, while the sum is 30.
The square root of 70530654 is about 8398.2530326253. The cubic root of 70530654 is about 413.1673268207.
The spelling of 70530654 in words is "seventy million, five hundred thirty thousand, six hundred fifty-four".
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