Base | Representation |
---|---|
bin | 110001101001101001… |
… | …010010110001101101 |
3 | 12002121102000020102200 |
4 | 301221221102301231 |
5 | 1333140340240140 |
6 | 40254034012113 |
7 | 3565056602115 |
oct | 615151226155 |
9 | 162542006380 |
10 | 53312040045 |
11 | 20678290830 |
12 | a3ba117039 |
13 | 5047ca9334 |
14 | 281a562045 |
15 | 15c0525030 |
hex | c69a52c6d |
53312040045 has 96 divisors (see below), whose sum is σ = 102104630784. Its totient is φ = 25517721600.
The previous prime is 53312040043. The next prime is 53312040059. The reversal of 53312040045 is 54004021335.
53312040045 is a `hidden beast` number, since 533 + 120 + 4 + 0 + 0 + 4 + 5 = 666.
53312040045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 53312040045 - 21 = 53312040043 is a prime.
It is a super-2 number, since 2×533120400452 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53312040043) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 15156627 + ... + 15160143.
It is an arithmetic number, because the mean of its divisors is an integer number (1063589904).
Almost surely, 253312040045 is an apocalyptic number.
53312040045 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
53312040045 is a deficient number, since it is larger than the sum of its proper divisors (48792590739).
53312040045 is a wasteful number, since it uses less digits than its factorization.
53312040045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3923 (or 3920 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 27.
The spelling of 53312040045 in words is "fifty-three billion, three hundred twelve million, forty thousand, forty-five".
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