Base | Representation |
---|---|
bin | 11101010000011… |
… | …01101000100001 |
3 | 122002210202112212 |
4 | 32220031220201 |
5 | 1000312011000 |
6 | 40204131505 |
7 | 6040025600 |
oct | 1650155041 |
9 | 562722485 |
10 | 245422625 |
11 | 116597718 |
12 | 6a236b95 |
13 | 3bacc0b6 |
14 | 24847a37 |
15 | 1682cc35 |
hex | ea0da21 |
245422625 has 48 divisors (see below), whose sum is σ = 377412048. Its totient is φ = 158323200.
The previous prime is 245422613. The next prime is 245422637. The reversal of 245422625 is 526224542.
It is an interprime number because it is at equal distance from previous prime (245422613) and next prime (245422637).
It can be written as a sum of positive squares in 8 ways, for example, as 85248289 + 160174336 = 9233^2 + 12656^2 .
It is not a de Polignac number, because 245422625 - 26 = 245422561 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 245422591 and 245422600.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 102947 + ... + 105303.
It is an arithmetic number, because the mean of its divisors is an integer number (7862751).
Almost surely, 2245422625 is an apocalyptic number.
245422625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
245422625 is a deficient number, since it is larger than the sum of its proper divisors (131989423).
245422625 is a wasteful number, since it uses less digits than its factorization.
245422625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2403 (or 2386 counting only the distinct ones).
The product of its digits is 38400, while the sum is 32.
The square root of 245422625 is about 15665.9702859414. The cubic root of 245422625 is about 626.0920640557.
The spelling of 245422625 in words is "two hundred forty-five million, four hundred twenty-two thousand, six hundred twenty-five".
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