Base | Representation |
---|---|
bin | 100010101101011011… |
… | …1111011001110000101 |
3 | 21010101202101021100010 |
4 | 1011122313323032011 |
5 | 2210123444211312 |
6 | 54124234340433 |
7 | 5246101335054 |
oct | 1053267731605 |
9 | 233352337303 |
10 | 74539053957 |
11 | 29680397535 |
12 | 12542b8a719 |
13 | 704b9461b4 |
14 | 38717aa39b |
15 | 1e13d6593c |
hex | 115adfb385 |
74539053957 has 16 divisors (see below), whose sum is σ = 105163960320. Its totient is φ = 46830812400.
The previous prime is 74539053947. The next prime is 74539053997. The reversal of 74539053957 is 75935093547.
It is not a de Polignac number, because 74539053957 - 218 = 74538791813 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (57).
It is a junction number, because it is equal to n+sod(n) for n = 74539053897 and 74539053906.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74539053937) 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, 3412419 + ... + 3434192.
It is an arithmetic number, because the mean of its divisors is an integer number (6572747520).
Almost surely, 274539053957 is an apocalyptic number.
It is an amenable number.
74539053957 is a deficient number, since it is larger than the sum of its proper divisors (30624906363).
74539053957 is a wasteful number, since it uses less digits than its factorization.
74539053957 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6846824.
The product of its (nonzero) digits is 17860500, while the sum is 57.
The spelling of 74539053957 in words is "seventy-four billion, five hundred thirty-nine million, fifty-three thousand, nine hundred fifty-seven".
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