Base | Representation |
---|---|
bin | 11000000111011000000110… |
… | …00010101110110110001011 |
3 | 20221202121201201202212220111 |
4 | 30003230003002232312023 |
5 | 23422320431114022111 |
6 | 304441352403335151 |
7 | 14112202065541630 |
oct | 1403540302566613 |
9 | 227677651685814 |
10 | 53030012251531 |
11 | 159959a1476627 |
12 | 5b456a39814b7 |
13 | 237892a0175a3 |
14 | d14948418187 |
15 | 61e6740eca21 |
hex | 303b030aed8b |
53030012251531 has 16 divisors (see below), whose sum is σ = 62562302740480. Its totient is φ = 43986938077440.
The previous prime is 53030012251481. The next prime is 53030012251583. The reversal of 53030012251531 is 13515221003035.
It is a cyclic number.
It is not a de Polignac number, because 53030012251531 - 225 = 53029978697099 is a prime.
It is a super-2 number, since 2×530300122515312 (a number of 28 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a junction number, because it is equal to n+sod(n) for n = 53030012251493 and 53030012251502.
It is not an unprimeable number, because it can be changed into a prime (53030012251631) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5803240 + ... + 11821066.
It is an arithmetic number, because the mean of its divisors is an integer number (3910143921280).
Almost surely, 253030012251531 is an apocalyptic number.
53030012251531 is a deficient number, since it is larger than the sum of its proper divisors (9532290488949).
53030012251531 is a wasteful number, since it uses less digits than its factorization.
53030012251531 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6058474.
The product of its (nonzero) digits is 13500, while the sum is 31.
Adding to 53030012251531 its reverse (13515221003035), we get a palindrome (66545233254566).
The spelling of 53030012251531 in words is "fifty-three trillion, thirty billion, twelve million, two hundred fifty-one thousand, five hundred thirty-one".
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