Base | Representation |
---|---|
bin | 10011100000001011… |
… | …101100000010000100 |
3 | 2000001102020112001111 |
4 | 103200023230002010 |
5 | 320341400421013 |
6 | 13341542534404 |
7 | 1340636546110 |
oct | 234013540204 |
9 | 60042215044 |
10 | 20941029508 |
11 | 8976735463 |
12 | 4085137404 |
13 | 1c89638629 |
14 | 1029282740 |
15 | 82869e73d |
hex | 4e02ec084 |
20941029508 has 24 divisors (see below), whose sum is σ = 41915986112. Its totient is φ = 8967456864.
The previous prime is 20941029491. The next prime is 20941029523. The reversal of 20941029508 is 80592014902.
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, 267666 + ... + 336937.
Almost surely, 220941029508 is an apocalyptic number.
20941029508 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
20941029508 is an abundant number, since it is smaller than the sum of its proper divisors (20974956604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20941029508 is a wasteful number, since it uses less digits than its factorization.
20941029508 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 605851 (or 605849 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 40.
The spelling of 20941029508 in words is "twenty billion, nine hundred forty-one million, twenty-nine thousand, five hundred eight".
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