Base | Representation |
---|---|
bin | 10000101100100111101100… |
… | …110111100110010000000001 |
3 | 100122000022122111022112200001 |
4 | 100230213230313212100001 |
5 | 34111124420120413111 |
6 | 420103330442400001 |
7 | 21316335332460001 |
oct | 2054475467462001 |
9 | 318008574275601 |
10 | 73435029857281 |
11 | 214426919a8474 |
12 | 82a024ab00001 |
13 | 31c8b80320931 |
14 | 141c3bada0001 |
15 | 8753311101c1 |
hex | 42c9ecde6401 |
73435029857281 has 8 divisors (see below), whose sum is σ = 73615163076800. Its totient is φ = 73254923668080.
The previous prime is 73435029857279. The next prime is 73435029857297. The reversal of 73435029857281 is 18275892053437.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 73435029857281 - 21 = 73435029857279 is a prime.
It is a super-2 number, since 2×734350298572812 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (73435029857221) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1312011 + ... + 12189808.
It is an arithmetic number, because the mean of its divisors is an integer number (9201895384600).
Almost surely, 273435029857281 is an apocalyptic number.
It is an amenable number.
73435029857281 is a deficient number, since it is larger than the sum of its proper divisors (180133219519).
73435029857281 is a wasteful number, since it uses less digits than its factorization.
73435029857281 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13515159.
The product of its (nonzero) digits is 101606400, while the sum is 64.
The spelling of 73435029857281 in words is "seventy-three trillion, four hundred thirty-five billion, twenty-nine million, eight hundred fifty-seven thousand, two hundred eighty-one".
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