Base | Representation |
---|---|
bin | 11001001001111000010000… |
… | …11100100010001100110111 |
3 | 21020212001202020100001120102 |
4 | 30210330020130202030313 |
5 | 24222240133012044111 |
6 | 313351212155424315 |
7 | 14436243616654130 |
oct | 1444741034421467 |
9 | 236761666301512 |
10 | 55315025503031 |
11 | 16696a74922748 |
12 | 625450a15509b |
13 | 24b3252521028 |
14 | d93393874c87 |
15 | 65dd0dbe113b |
hex | 324f08722337 |
55315025503031 has 8 divisors (see below), whose sum is σ = 64253519085984. Its totient is φ = 46635618690720.
The previous prime is 55315025503019. The next prime is 55315025503099. The reversal of 55315025503031 is 13030552051355.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 55315025503031 - 230 = 55313951761207 is a prime.
It is a super-2 number, since 2×553150255030312 (a number of 28 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 (55315025502031) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64771692200 + ... + 64771693053.
It is an arithmetic number, because the mean of its divisors is an integer number (8031689885748).
Almost surely, 255315025503031 is an apocalyptic number.
55315025503031 is a deficient number, since it is larger than the sum of its proper divisors (8938493582953).
55315025503031 is a wasteful number, since it uses less digits than its factorization.
55315025503031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 129543385321.
The product of its (nonzero) digits is 168750, while the sum is 38.
Adding to 55315025503031 its reverse (13030552051355), we get a palindrome (68345577554386).
The spelling of 55315025503031 in words is "fifty-five trillion, three hundred fifteen billion, twenty-five million, five hundred three thousand, thirty-one".
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