Base | Representation |
---|---|
bin | 10010111001111100… |
… | …100000010011011000 |
3 | 1221101201010012201110 |
4 | 102321330200103120 |
5 | 313033133440341 |
6 | 13154145020320 |
7 | 1316020013520 |
oct | 227174402330 |
9 | 57351105643 |
10 | 20299515096 |
11 | 8677602163 |
12 | 3b263246a0 |
13 | 1bb6765ac3 |
14 | da7db0680 |
15 | 7dc1d1216 |
hex | 4b9f204d8 |
20299515096 has 128 divisors (see below), whose sum is σ = 59170498560. Its totient is φ = 5683392000.
The previous prime is 20299515037. The next prime is 20299515211. The reversal of 20299515096 is 69051599202.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2835121 + ... + 2842271.
It is an arithmetic number, because the mean of its divisors is an integer number (462269520).
Almost surely, 220299515096 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20299515096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29585249280).
20299515096 is an abundant number, since it is smaller than the sum of its proper divisors (38870983464).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20299515096 is a wasteful number, since it uses less digits than its factorization.
20299515096 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7505 (or 7501 counting only the distinct ones).
The product of its (nonzero) digits is 437400, while the sum is 48.
The spelling of 20299515096 in words is "twenty billion, two hundred ninety-nine million, five hundred fifteen thousand, ninety-six".
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