Base | Representation |
---|---|
bin | 10111011000100111011100… |
… | …01110100000111011111100 |
3 | 20202002000122100100122020020 |
4 | 23230103232032200323330 |
5 | 23220010002341000134 |
6 | 301211320401452140 |
7 | 13555133301422505 |
oct | 1354235616407374 |
9 | 222060570318206 |
10 | 51423345250044 |
11 | 15426577876259 |
12 | 5926232341050 |
13 | 229027ba9b171 |
14 | c9ac904d3bac |
15 | 5e298c57ab49 |
hex | 2ec4ee3a0efc |
51423345250044 has 96 divisors (see below), whose sum is σ = 121767454642176. Its totient is φ = 16889278897920.
The previous prime is 51423345250037. The next prime is 51423345250117. The reversal of 51423345250044 is 44005254332415.
It is a junction number, because it is equal to n+sod(n) for n = 51423345249978 and 51423345250005.
It is a congruent number.
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, 113845147 + ... + 114295949.
It is an arithmetic number, because the mean of its divisors is an integer number (1268410985856).
Almost surely, 251423345250044 is an apocalyptic number.
It is an amenable number.
51423345250044 is an abundant number, since it is smaller than the sum of its proper divisors (70344109392132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51423345250044 is a wasteful number, since it uses less digits than its factorization.
51423345250044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 451475 (or 451473 counting only the distinct ones).
The product of its (nonzero) digits is 1152000, while the sum is 42.
Adding to 51423345250044 its reverse (44005254332415), we get a palindrome (95428599582459).
The spelling of 51423345250044 in words is "fifty-one trillion, four hundred twenty-three billion, three hundred forty-five million, two hundred fifty thousand, forty-four".
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