Base | Representation |
---|---|
bin | 11000000111100110000100… |
… | …11011001101110000011000 |
3 | 20221210100002211022201222000 |
4 | 30003303002123031300120 |
5 | 23422431314112211034 |
6 | 304445033251401000 |
7 | 14112556066222515 |
oct | 1403630233156030 |
9 | 227710084281860 |
10 | 53037518085144 |
11 | 159990a33014aa |
12 | 5b470395b3160 |
13 | 2379555068958 |
14 | d1505b20830c |
15 | 61e963033599 |
hex | 303cc26cdc18 |
53037518085144 has 128 divisors (see below), whose sum is σ = 148996096056000. Its totient is φ = 17478852019200.
The previous prime is 53037518085143. The next prime is 53037518085197. The reversal of 53037518085144 is 44158081573035.
53037518085144 is a `hidden beast` number, since 5 + 3 + 0 + 3 + 7 + 518 + 0 + 85 + 1 + 44 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53037518085143) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 208664854 + ... + 208918874.
Almost surely, 253037518085144 is an apocalyptic number.
53037518085144 is a gapful number since it is divisible by the number (54) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 53037518085144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74498048028000).
53037518085144 is an abundant number, since it is smaller than the sum of its proper divisors (95958577970856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53037518085144 is a wasteful number, since it uses less digits than its factorization.
53037518085144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 264986 (or 264976 counting only the distinct ones).
The product of its (nonzero) digits is 8064000, while the sum is 54.
The spelling of 53037518085144 in words is "fifty-three trillion, thirty-seven billion, five hundred eighteen million, eighty-five thousand, one hundred forty-four".
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