Base | Representation |
---|---|
bin | 1101110111001101000010… |
… | …1110010010001001111111 |
3 | 1222222010101101010222120001 |
4 | 3131303100232102021333 |
5 | 3444211202203311002 |
6 | 52230033230135131 |
7 | 3132126050204464 |
oct | 335632056221177 |
9 | 58863341128501 |
10 | 15242045760127 |
11 | 494712a52166a |
12 | 18620163514a7 |
13 | 86741b39ab54 |
14 | 3a9a0cb3166b |
15 | 1b6731ec1a87 |
hex | ddcd0b9227f |
15242045760127 has 16 divisors (see below), whose sum is σ = 15886792025280. Its totient is φ = 14614286499072.
The previous prime is 15242045760049. The next prime is 15242045760131. The reversal of 15242045760127 is 72106754024251.
It is a happy number.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-15242045760127 is a prime.
It is a super-2 number, since 2×152420457601272 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15242045760427) 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, 17649523 + ... + 18492964.
It is an arithmetic number, because the mean of its divisors is an integer number (992924501580).
Almost surely, 215242045760127 is an apocalyptic number.
15242045760127 is a deficient number, since it is larger than the sum of its proper divisors (644746265153).
15242045760127 is a wasteful number, since it uses less digits than its factorization.
15242045760127 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36142722.
The product of its (nonzero) digits is 940800, while the sum is 46.
Adding to 15242045760127 its reverse (72106754024251), we get a palindrome (87348799784378).
The spelling of 15242045760127 in words is "fifteen trillion, two hundred forty-two billion, forty-five million, seven hundred sixty thousand, one hundred twenty-seven".
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