Base | Representation |
---|---|
bin | 11101010100100… |
… | …11011001001001 |
3 | 122010211121002201 |
4 | 32222103121021 |
5 | 1000432024010 |
6 | 40224000201 |
7 | 6044500114 |
oct | 1652233111 |
9 | 563747081 |
10 | 245970505 |
11 | 116931310 |
12 | 6a460061 |
13 | 3bc615a1 |
14 | 2494b57b |
15 | 168da23a |
hex | ea93649 |
245970505 has 16 divisors (see below), whose sum is σ = 328852224. Its totient is φ = 175079680.
The previous prime is 245970499. The next prime is 245970553. The reversal of 245970505 is 505079542.
245970505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 245970505 - 215 = 245937737 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44992 + ... + 50161.
It is an arithmetic number, because the mean of its divisors is an integer number (20553264).
Almost surely, 2245970505 is an apocalyptic number.
It is an amenable number.
245970505 is a deficient number, since it is larger than the sum of its proper divisors (82881719).
245970505 is a wasteful number, since it uses less digits than its factorization.
245970505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95216.
The product of its (nonzero) digits is 63000, while the sum is 37.
The square root of 245970505 is about 15683.4468469147. The cubic root of 245970505 is about 626.5576125244.
The spelling of 245970505 in words is "two hundred forty-five million, nine hundred seventy thousand, five hundred five".
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