Base | Representation |
---|---|
bin | 10011010001010110… |
… | …010001100010111000 |
3 | 1222102001220221120010 |
4 | 103101112101202320 |
5 | 314334142140420 |
6 | 13301132301520 |
7 | 1331525225214 |
oct | 232126214270 |
9 | 58361827503 |
10 | 20692146360 |
11 | 88591a4906 |
12 | 40159118a0 |
13 | 1c49bc73b2 |
14 | 10041b7944 |
15 | 8118db4e0 |
hex | 4d15918b8 |
20692146360 has 128 divisors (see below), whose sum is σ = 65853000000. Its totient is φ = 5183447040.
The previous prime is 20692146353. The next prime is 20692146379. The reversal of 20692146360 is 6364129602.
It is a super-2 number, since 2×206921463602 (a number of 21 digits) contains 22 as substring.
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, 1094266 + ... + 1113014.
Almost surely, 220692146360 is an apocalyptic number.
20692146360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20692146360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32926500000).
20692146360 is an abundant number, since it is smaller than the sum of its proper divisors (45160853640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20692146360 is a wasteful number, since it uses less digits than its factorization.
20692146360 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19321 (or 19317 counting only the distinct ones).
The product of its (nonzero) digits is 93312, while the sum is 39.
The spelling of 20692146360 in words is "twenty billion, six hundred ninety-two million, one hundred forty-six thousand, three hundred sixty".
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