Base | Representation |
---|---|
bin | 10010111000100011011001… |
… | …111110000001011010011101 |
3 | 101220001121112001121122012100 |
4 | 102320203121332001122131 |
5 | 41341202221001100140 |
6 | 452345100305155313 |
7 | 23331150532641660 |
oct | 2270433176013235 |
9 | 356047461548170 |
10 | 83051144550045 |
11 | 2450a879a612a1 |
12 | 9393a5032bb39 |
13 | 37458c65b0389 |
14 | 16719a81d56d7 |
15 | 99053e258530 |
hex | 4b88d9f8169d |
83051144550045 has 48 divisors (see below), whose sum is σ = 173179328999040. Its totient is φ = 35968014479232.
The previous prime is 83051144550043. The next prime is 83051144550053. The reversal of 83051144550045 is 54005544115038.
83051144550045 is a `hidden beast` number, since 8 + 3 + 0 + 5 + 11 + 44 + 550 + 0 + 45 = 666.
It is not a de Polignac number, because 83051144550045 - 21 = 83051144550043 is a prime.
It is a super-2 number, since 2×830511445500452 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83051144550043) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6938268414 + ... + 6938280383.
It is an arithmetic number, because the mean of its divisors is an integer number (3607902687480).
Almost surely, 283051144550045 is an apocalyptic number.
It is an amenable number.
83051144550045 is an abundant number, since it is smaller than the sum of its proper divisors (90128184448995).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83051144550045 is a wasteful number, since it uses less digits than its factorization.
83051144550045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13876548834 (or 13876548831 counting only the distinct ones).
The product of its (nonzero) digits is 960000, while the sum is 45.
The spelling of 83051144550045 in words is "eighty-three trillion, fifty-one billion, one hundred forty-four million, five hundred fifty thousand, forty-five".
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