Base | Representation |
---|---|
bin | 1001011110110111… |
… | …1011111101111101 |
3 | 20120101121210201222 |
4 | 2113231323331331 |
5 | 20203110323400 |
6 | 1100324443125 |
7 | 120035362166 |
oct | 22755737575 |
9 | 6511553658 |
10 | 2545401725 |
11 | 10968a3a99 |
12 | 5b05494a5 |
13 | 317467889 |
14 | 1a20ac76d |
15 | ed6e8185 |
hex | 97b7bf7d |
2545401725 has 24 divisors (see below), whose sum is σ = 3202056960. Its totient is φ = 2006896320.
The previous prime is 2545401673. The next prime is 2545401763. The reversal of 2545401725 is 5271045452.
It is not a de Polignac number, because 2545401725 - 224 = 2528624509 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1751099 + ... + 1752551.
It is an arithmetic number, because the mean of its divisors is an integer number (133419040).
Almost surely, 22545401725 is an apocalyptic number.
2545401725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2545401725 is a deficient number, since it is larger than the sum of its proper divisors (656655235).
2545401725 is a wasteful number, since it uses less digits than its factorization.
2545401725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2429 (or 2424 counting only the distinct ones).
The product of its (nonzero) digits is 56000, while the sum is 35.
The square root of 2545401725 is about 50451.9744410464. The cubic root of 2545401725 is about 1365.3755178067.
The spelling of 2545401725 in words is "two billion, five hundred forty-five million, four hundred one thousand, seven hundred twenty-five".
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