Base | Representation |
---|---|
bin | 11101010010110… |
… | …11010010100111 |
3 | 122010101220212211 |
4 | 32221123102213 |
5 | 1000402200321 |
6 | 40215024251 |
7 | 6042522136 |
oct | 1651332247 |
9 | 563356784 |
10 | 245740711 |
11 | 1167946a7 |
12 | 6a36b087 |
13 | 3bbb0b08 |
14 | 248cb91d |
15 | 168920e1 |
hex | ea5b4a7 |
245740711 has 6 divisors (see below), whose sum is σ = 246822936. Its totient is φ = 244663200.
The previous prime is 245740709. The next prime is 245740739. The reversal of 245740711 is 117047542.
It is not a de Polignac number, because 245740711 - 21 = 245740709 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245740771) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55966 + ... + 60196.
It is an arithmetic number, because the mean of its divisors is an integer number (41137156).
Almost surely, 2245740711 is an apocalyptic number.
245740711 is a deficient number, since it is larger than the sum of its proper divisors (1082225).
245740711 is an frugal number, since it uses more digits than its factorization.
245740711 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4713 (or 4472 counting only the distinct ones).
The product of its (nonzero) digits is 7840, while the sum is 31.
The square root of 245740711 is about 15676.1191307032. The cubic root of 245740711 is about 626.3624345971.
The spelling of 245740711 in words is "two hundred forty-five million, seven hundred forty thousand, seven hundred eleven".
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