Base | Representation |
---|---|
bin | 100000110101000101… |
… | …1110000010001011110 |
3 | 20201222022221222101220 |
4 | 1001222023300101132 |
5 | 2123341220133232 |
6 | 52215423514210 |
7 | 5044036061463 |
oct | 1015213602136 |
9 | 221868858356 |
10 | 70500942942 |
11 | 27998a42a01 |
12 | 117b6758966 |
13 | 685716c9b1 |
14 | 35ab37566a |
15 | 1c795b342c |
hex | 106a2f045e |
70500942942 has 16 divisors (see below), whose sum is σ = 145864020240. Its totient is φ = 22689958592.
The previous prime is 70500942931. The next prime is 70500942973. The reversal of 70500942942 is 24924900507.
It is a super-2 number, since 2×705009429422 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 70500942894 and 70500942903.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202588743 + ... + 202589090.
It is an arithmetic number, because the mean of its divisors is an integer number (9116501265).
Almost surely, 270500942942 is an apocalyptic number.
70500942942 is an abundant number, since it is smaller than the sum of its proper divisors (75363077298).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70500942942 is a wasteful number, since it uses less digits than its factorization.
70500942942 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 405177867.
The product of its (nonzero) digits is 181440, while the sum is 42.
The spelling of 70500942942 in words is "seventy billion, five hundred million, nine hundred forty-two thousand, nine hundred forty-two".
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