Base | Representation |
---|---|
bin | 10111001100111011011001… |
… | …01100011110000111111000 |
3 | 20200122122000210102111212121 |
4 | 23212131230230132013320 |
5 | 23141420010431344412 |
6 | 300303021441451024 |
7 | 13514125166136100 |
oct | 1346355454360770 |
9 | 220578023374777 |
10 | 51021740106232 |
11 | 15291220179625 |
12 | 5880431640a74 |
13 | 2261438a459ac |
14 | c8567309c200 |
15 | 5d72d4cb9107 |
hex | 2e676cb1e1f8 |
51021740106232 has 96 divisors (see below), whose sum is σ = 115475932938240. Its totient is φ = 21050298360000.
The previous prime is 51021740106217. The next prime is 51021740106269. The reversal of 51021740106232 is 23260104712015.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8670144 + ... + 13312207.
It is an arithmetic number, because the mean of its divisors is an integer number (1202874301440).
Almost surely, 251021740106232 is an apocalyptic number.
It is an amenable number.
51021740106232 is an abundant number, since it is smaller than the sum of its proper divisors (64454192832008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51021740106232 is a wasteful number, since it uses less digits than its factorization.
51021740106232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21982593 (or 21982582 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 34.
Adding to 51021740106232 its reverse (23260104712015), we get a palindrome (74281844818247).
The spelling of 51021740106232 in words is "fifty-one trillion, twenty-one billion, seven hundred forty million, one hundred six thousand, two hundred thirty-two".
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