Base | Representation |
---|---|
bin | 101111101110111000… |
… | …001010100110011001 |
3 | 11220021212022200201020 |
4 | 233232320022212121 |
5 | 1314431044404040 |
6 | 35313415313053 |
7 | 3463036466055 |
oct | 575670124631 |
9 | 156255280636 |
10 | 51252341145 |
11 | 1a810679535 |
12 | 9b2437b789 |
13 | 4aaa35c0a5 |
14 | 26a2ba6c65 |
15 | 14ee7bdcd0 |
hex | beee0a999 |
51252341145 has 32 divisors (see below), whose sum is σ = 83308224384. Its totient is φ = 26901388800.
The previous prime is 51252341131. The next prime is 51252341159. The reversal of 51252341145 is 54114325215.
It is an interprime number because it is at equal distance from previous prime (51252341131) and next prime (51252341159).
It is not a de Polignac number, because 51252341145 - 211 = 51252339097 is a prime.
It is a super-2 number, since 2×512523411452 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 454030 + ... + 555560.
It is an arithmetic number, because the mean of its divisors is an integer number (2603382012).
Almost surely, 251252341145 is an apocalyptic number.
It is an amenable number.
51252341145 is a deficient number, since it is larger than the sum of its proper divisors (32055883239).
51252341145 is a wasteful number, since it uses less digits than its factorization.
51252341145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102073.
The product of its digits is 24000, while the sum is 33.
The spelling of 51252341145 in words is "fifty-one billion, two hundred fifty-two million, three hundred forty-one thousand, one hundred forty-five".
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