Base | Representation |
---|---|
bin | 11101010100011… |
… | …01011001110101 |
3 | 122010210100110010 |
4 | 32222031121311 |
5 | 1000430232343 |
6 | 40223250433 |
7 | 6044335440 |
oct | 1652153165 |
9 | 563710403 |
10 | 245945973 |
11 | 116914939 |
12 | 6a449a19 |
13 | 3bc53380 |
14 | 24942657 |
15 | 168d2d33 |
hex | ea8d675 |
245945973 has 32 divisors (see below), whose sum is σ = 406153216. Its totient is φ = 128910528.
The previous prime is 245945941. The next prime is 245945977. The reversal of 245945973 is 379549542.
It is not a de Polignac number, because 245945973 - 25 = 245945941 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245945977) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41736 + ... + 47262.
It is an arithmetic number, because the mean of its divisors is an integer number (12692288).
Almost surely, 2245945973 is an apocalyptic number.
It is an amenable number.
245945973 is a deficient number, since it is larger than the sum of its proper divisors (160207243).
245945973 is a wasteful number, since it uses less digits than its factorization.
245945973 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5713.
The product of its digits is 1360800, while the sum is 48.
The square root of 245945973 is about 15682.6647289292. The cubic root of 245945973 is about 626.5367818122.
The spelling of 245945973 in words is "two hundred forty-five million, nine hundred forty-five thousand, nine hundred seventy-three".
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