Base | Representation |
---|---|
bin | 110000111001100110100100… |
… | …010100111011000111001101 |
3 | 1001012110222110112120021121022 |
4 | 300321212210110323013031 |
5 | 211142104403004023122 |
6 | 2041223201022243525 |
7 | 63204623423514545 |
oct | 6071464424730715 |
9 | 1035428415507538 |
10 | 215064654361037 |
11 | 62587453732258 |
12 | 20154b797265a5 |
13 | 93006822aa210 |
14 | 3b1728319a325 |
15 | 19ce4d2886642 |
hex | c399a453b1cd |
215064654361037 has 16 divisors (see below), whose sum is σ = 232079308014960. Its totient is φ = 198117510684672.
The previous prime is 215064654361003. The next prime is 215064654361061. The reversal of 215064654361037 is 730163456460512.
It is a happy number.
215064654361037 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 8 ways, for example, as 52814608577956 + 162250045783081 = 7267366^2 + 12737741^2 .
It is a cyclic number.
It is not a de Polignac number, because 215064654361037 - 238 = 214789776454093 is a prime.
It is a super-2 number, since 2×2150646543610372 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 215064654361037.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (215064654361537) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22735793 + ... + 30774105.
It is an arithmetic number, because the mean of its divisors is an integer number (14504956750935).
Almost surely, 2215064654361037 is an apocalyptic number.
It is an amenable number.
215064654361037 is a deficient number, since it is larger than the sum of its proper divisors (17014653653923).
215064654361037 is a wasteful number, since it uses less digits than its factorization.
215064654361037 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8042512.
The product of its (nonzero) digits is 10886400, while the sum is 53.
The spelling of 215064654361037 in words is "two hundred fifteen trillion, sixty-four billion, six hundred fifty-four million, three hundred sixty-one thousand, thirty-seven".
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