Base | Representation |
---|---|
bin | 10010111110100101… |
… | …010111001111100010 |
3 | 1221121010112212020000 |
4 | 102332211113033202 |
5 | 313213044203004 |
6 | 13210005000430 |
7 | 1320653326140 |
oct | 227645271742 |
9 | 57533485200 |
10 | 20377334754 |
11 | 8707524227 |
12 | 3b483b3116 |
13 | 1bc991193a |
14 | db446a590 |
15 | 7e3e53c39 |
hex | 4be9573e2 |
20377334754 has 80 divisors (see below), whose sum is σ = 52212619008. Its totient is φ = 5818817088.
The previous prime is 20377334753. The next prime is 20377334773. The reversal of 20377334754 is 45743377302.
It is not an unprimeable number, because it can be changed into a prime (20377334753) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2600887 + ... + 2608709.
Almost surely, 220377334754 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20377334754, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26106309504).
20377334754 is an abundant number, since it is smaller than the sum of its proper divisors (31835284254).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20377334754 is a wasteful number, since it uses less digits than its factorization.
20377334754 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10141 (or 10132 counting only the distinct ones).
The product of its (nonzero) digits is 1481760, while the sum is 45.
The spelling of 20377334754 in words is "twenty billion, three hundred seventy-seven million, three hundred thirty-four thousand, seven hundred fifty-four".
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