Base | Representation |
---|---|
bin | 100101000010100101000… |
… | …100000000000001101010 |
3 | 100000100002121012211200120 |
4 | 211002211010000001222 |
5 | 313200424310203204 |
6 | 5225200323544110 |
7 | 351620064256554 |
oct | 45024504000152 |
9 | 10010077184616 |
10 | 2545389928554 |
11 | 8a1548290430 |
12 | 351391b2b036 |
13 | 15604c319625 |
14 | 8b2aa0444d4 |
15 | 463288c36d9 |
hex | 250a510006a |
2545389928554 has 128 divisors (see below), whose sum is σ = 5823247417344. Its totient is φ = 734697432000.
The previous prime is 2545389928517. The next prime is 2545389928577. The reversal of 2545389928554 is 4558299835452.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 88162029 + ... + 88190895.
It is an arithmetic number, because the mean of its divisors is an integer number (45494120448).
Almost surely, 22545389928554 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2545389928554, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2911623708672).
2545389928554 is an abundant number, since it is smaller than the sum of its proper divisors (3277857488790).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2545389928554 is a wasteful number, since it uses less digits than its factorization.
2545389928554 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29592.
The product of its digits is 622080000, while the sum is 69.
The spelling of 2545389928554 in words is "two trillion, five hundred forty-five billion, three hundred eighty-nine million, nine hundred twenty-eight thousand, five hundred fifty-four".
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