Base | Representation |
---|---|
bin | 100010001100000111… |
… | …0010101010011010001 |
3 | 21000111211021212000201 |
4 | 1010120032111103101 |
5 | 2200331214320411 |
6 | 53421251415201 |
7 | 5206302652222 |
oct | 1043016252321 |
9 | 230454255021 |
10 | 73420854481 |
11 | 29157181737 |
12 | 122905b4501 |
13 | 6c010927c0 |
14 | 37a7091249 |
15 | 1d9aad73c1 |
hex | 11183954d1 |
73420854481 has 16 divisors (see below), whose sum is σ = 88126012800. Its totient is φ = 60429259008.
The previous prime is 73420854457. The next prime is 73420854571. The reversal of 73420854481 is 18445802437.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-73420854481 is a prime.
It is a super-2 number, since 2×734208544812 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (73420854401) 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, 8738461 + ... + 8746858.
It is an arithmetic number, because the mean of its divisors is an integer number (5507875800).
Almost surely, 273420854481 is an apocalyptic number.
It is an amenable number.
73420854481 is a deficient number, since it is larger than the sum of its proper divisors (14705158319).
73420854481 is a wasteful number, since it uses less digits than its factorization.
73420854481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17485368.
The product of its (nonzero) digits is 860160, while the sum is 46.
The spelling of 73420854481 in words is "seventy-three billion, four hundred twenty million, eight hundred fifty-four thousand, four hundred eighty-one".
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