Base | Representation |
---|---|
bin | 111100100011001100… |
… | …001000011111000001 |
3 | 20012210222222201221210 |
4 | 330203030020133001 |
5 | 2031122303024411 |
6 | 45511210440333 |
7 | 4461062316330 |
oct | 744314103701 |
9 | 205728881853 |
10 | 65014892481 |
11 | 25633237000 |
12 | 107254330a9 |
13 | 61917014a6 |
14 | 320a90dd17 |
15 | 1a57b4bca6 |
hex | f233087c1 |
65014892481 has 96 divisors (see below), whose sum is σ = 111118583808. Its totient is φ = 33114312000.
The previous prime is 65014892477. The next prime is 65014892491. The reversal of 65014892481 is 18429841056.
It is not a de Polignac number, because 65014892481 - 22 = 65014892477 is a prime.
It is a super-2 number, since 2×650148924812 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 65014892481.
It is not an unprimeable number, because it can be changed into a prime (65014892491) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 359198211 + ... + 359198391.
It is an arithmetic number, because the mean of its divisors is an integer number (1157485248).
Almost surely, 265014892481 is an apocalyptic number.
It is an amenable number.
65014892481 is a deficient number, since it is larger than the sum of its proper divisors (46103691327).
65014892481 is an equidigital number, since it uses as much as digits as its factorization.
65014892481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 476 (or 273 counting only the distinct ones).
The product of its (nonzero) digits is 552960, while the sum is 48.
The spelling of 65014892481 in words is "sixty-five billion, fourteen million, eight hundred ninety-two thousand, four hundred eighty-one".
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