Base | Representation |
---|---|
bin | 11111001111101010001… |
… | …110011000101010000010 |
3 | 21121021002100220212101022 |
4 | 133033222032120222002 |
5 | 240134244242222013 |
6 | 4322212245105442 |
7 | 311060410410452 |
oct | 37175216305202 |
9 | 7537070825338 |
10 | 2147118320258 |
11 | 75865135332a |
12 | 2a81616b8282 |
13 | 12761aab8792 |
14 | 75cc7637d62 |
15 | 3acb8adb008 |
hex | 1f3ea398a82 |
2147118320258 has 54 divisors (see below), whose sum is σ = 3554820513027. Its totient is φ = 972425912040.
The previous prime is 2147118320257. The next prime is 2147118320297. The reversal of 2147118320258 is 8520238117412.
It can be written as a sum of positive squares in only one way, i.e., 1073559160129 + 1073559160129 = 1036127^2 + 1036127^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=1036127.
It is a super-2 number, since 2×21471183202582 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2147118320257) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 905573813 + ... + 905576183.
Almost surely, 22147118320258 is an apocalyptic number.
2147118320258 is a deficient number, since it is larger than the sum of its proper divisors (1407702192769).
2147118320258 is an frugal number, since it uses more digits than its factorization.
2147118320258 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4828 (or 2415 counting only the distinct ones).
The product of its (nonzero) digits is 215040, while the sum is 44.
The spelling of 2147118320258 in words is "two trillion, one hundred forty-seven billion, one hundred eighteen million, three hundred twenty thousand, two hundred fifty-eight".
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