Base | Representation |
---|---|
bin | 10010111100100000… |
… | …000010001101001000 |
3 | 1221111200210011000121 |
4 | 102330200002031020 |
5 | 313130122232212 |
6 | 13202315513024 |
7 | 1320050256220 |
oct | 227440021510 |
9 | 57450704017 |
10 | 20342383432 |
11 | 8699821838 |
12 | 3b38758774 |
13 | 1bc25c5097 |
14 | dad96d080 |
15 | 7e0d4cd07 |
hex | 4bc802348 |
20342383432 has 16 divisors (see below), whose sum is σ = 43590821760. Its totient is φ = 8718164304.
The previous prime is 20342383417. The next prime is 20342383469. The reversal of 20342383432 is 23438324302.
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, 181628368 + ... + 181628479.
It is an arithmetic number, because the mean of its divisors is an integer number (2724426360).
Almost surely, 220342383432 is an apocalyptic number.
It is an amenable number.
20342383432 is an abundant number, since it is smaller than the sum of its proper divisors (23248438328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20342383432 is a wasteful number, since it uses less digits than its factorization.
20342383432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 363256860 (or 363256856 counting only the distinct ones).
The product of its (nonzero) digits is 82944, while the sum is 34.
The spelling of 20342383432 in words is "twenty billion, three hundred forty-two million, three hundred eighty-three thousand, four hundred thirty-two".
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