Base | Representation |
---|---|
bin | 100000101100100000… |
… | …1111000101110010010 |
3 | 20201020021102020201011 |
4 | 1001121001320232102 |
5 | 2122244031042232 |
6 | 52131103201134 |
7 | 5033642605051 |
oct | 1013101705622 |
9 | 221207366634 |
10 | 70213143442 |
11 | 27860541982 |
12 | 117362a61aa |
13 | 680c654230 |
14 | 358105a398 |
15 | 1c5e1b4547 |
hex | 1059078b92 |
70213143442 has 32 divisors (see below), whose sum is σ = 114173297280. Its totient is φ = 32191570560.
The previous prime is 70213143431. The next prime is 70213143493. The reversal of 70213143442 is 24434131207.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4790958 + ... + 4805590.
It is an arithmetic number, because the mean of its divisors is an integer number (3567915540).
Almost surely, 270213143442 is an apocalyptic number.
70213143442 is a deficient number, since it is larger than the sum of its proper divisors (43960153838).
70213143442 is a wasteful number, since it uses less digits than its factorization.
70213143442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15858.
The product of its (nonzero) digits is 16128, while the sum is 31.
Adding to 70213143442 its reverse (24434131207), we get a palindrome (94647274649).
The spelling of 70213143442 in words is "seventy billion, two hundred thirteen million, one hundred forty-three thousand, four hundred forty-two".
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