Base | Representation |
---|---|
bin | 10011100001110001… |
… | …101001010101001010 |
3 | 2000010021112102110102 |
4 | 103201301221111022 |
5 | 320420221212010 |
6 | 13344335445402 |
7 | 1341412665155 |
oct | 234161512512 |
9 | 60107472412 |
10 | 20967757130 |
11 | 898a830301 |
12 | 4092086862 |
13 | 1c92035ca8 |
14 | 102ca3cc9c |
15 | 82abcdba5 |
hex | 4e1c6954a |
20967757130 has 8 divisors (see below), whose sum is σ = 37741962852. Its totient is φ = 8387102848.
The previous prime is 20967757009. The next prime is 20967757147. The reversal of 20967757130 is 3175776902.
It can be written as a sum of positive squares in 2 ways, for example, as 19052556961 + 1915200169 = 138031^2 + 43763^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×209677571303 (a number of 32 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1048387847 + ... + 1048387866.
Almost surely, 220967757130 is an apocalyptic number.
20967757130 is a deficient number, since it is larger than the sum of its proper divisors (16774205722).
20967757130 is a wasteful number, since it uses less digits than its factorization.
20967757130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2096775720.
The product of its (nonzero) digits is 555660, while the sum is 47.
The spelling of 20967757130 in words is "twenty billion, nine hundred sixty-seven million, seven hundred fifty-seven thousand, one hundred thirty".
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