Base | Representation |
---|---|
bin | 100000101110110010… |
… | …0001101111001010010 |
3 | 20201102120121221220202 |
4 | 1001131210031321102 |
5 | 2122423022030142 |
6 | 52142422335202 |
7 | 5035555532501 |
oct | 1013544157122 |
9 | 221376557822 |
10 | 70289251922 |
11 | 2789a4a534a |
12 | 1175788a502 |
13 | 6822351236 |
14 | 358b1cc838 |
15 | 1c65bea032 |
hex | 105d90de52 |
70289251922 has 6 divisors (see below), whose sum is σ = 105434440293. Its totient is φ = 35144438492.
The previous prime is 70289251891. The next prime is 70289251951. The reversal of 70289251922 is 22915298207.
It can be written as a sum of positive squares in 2 ways, for example, as 68146580401 + 2142671521 = 261049^2 + 46289^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=187469.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 281204 + ... + 468672.
Almost surely, 270289251922 is an apocalyptic number.
70289251922 is a deficient number, since it is larger than the sum of its proper divisors (35145188371).
70289251922 is an frugal number, since it uses more digits than its factorization.
70289251922 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 374940 (or 187471 counting only the distinct ones).
The product of its (nonzero) digits is 362880, while the sum is 47.
The spelling of 70289251922 in words is "seventy billion, two hundred eighty-nine million, two hundred fifty-one thousand, nine hundred twenty-two".
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