Base | Representation |
---|---|
bin | 1110010001001100110… |
… | …1001101111000111010 |
3 | 212102201220102221012000 |
4 | 3210103031031320322 |
5 | 13004014123231423 |
6 | 304340313401430 |
7 | 23465453150262 |
oct | 3442315157072 |
9 | 772656387160 |
10 | 245135367738 |
11 | 94a63585008 |
12 | 3b613409276 |
13 | 1a1682a8071 |
14 | bc1670a7a2 |
15 | 659ac01843 |
hex | 391334de3a |
245135367738 has 64 divisors (see below), whose sum is σ = 576859968000. Its totient is φ = 76895764992.
The previous prime is 245135367731. The next prime is 245135367773. The reversal of 245135367738 is 837763531542.
245135367738 is a `hidden beast` number, since 2 + 4 + 5 + 1 + 3 + 536 + 77 + 38 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (245135367731) 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, 13732623 + ... + 13750461.
It is an arithmetic number, because the mean of its divisors is an integer number (9013437000).
Almost surely, 2245135367738 is an apocalyptic number.
245135367738 is an abundant number, since it is smaller than the sum of its proper divisors (331724600262).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245135367738 is a wasteful number, since it uses less digits than its factorization.
245135367738 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32836 (or 32830 counting only the distinct ones).
The product of its digits is 12700800, while the sum is 54.
The spelling of 245135367738 in words is "two hundred forty-five billion, one hundred thirty-five million, three hundred sixty-seven thousand, seven hundred thirty-eight".
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