Base | Representation |
---|---|
bin | 100010000110010001… |
… | …1101011011010100000 |
3 | 21000000011222200120200 |
4 | 1010030203223122200 |
5 | 2144431112422423 |
6 | 53350020305200 |
7 | 5201405165016 |
oct | 1041443533240 |
9 | 230004880520 |
10 | 73225123488 |
11 | 29066745090 |
12 | 12236b42200 |
13 | 6b9c67164a |
14 | 37890a08b6 |
15 | 1d88822d43 |
hex | 110c8eb6a0 |
73225123488 has 144 divisors (see below), whose sum is σ = 227752106400. Its totient is φ = 22132016640.
The previous prime is 73225123469. The next prime is 73225123547. The reversal of 73225123488 is 88432152237.
73225123488 is a `hidden beast` number, since 7 + 3 + 22 + 512 + 34 + 88 = 666.
It is a tau number, because it is divible by the number of its divisors (144).
It is a super-2 number, since 2×732251234882 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1202643 + ... + 1262061.
It is an arithmetic number, because the mean of its divisors is an integer number (1581611850).
Almost surely, 273225123488 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 73225123488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113876053200).
73225123488 is an abundant number, since it is smaller than the sum of its proper divisors (154526982912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
73225123488 is a wasteful number, since it uses less digits than its factorization.
73225123488 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 59835 (or 59824 counting only the distinct ones).
The product of its digits is 645120, while the sum is 45.
The spelling of 73225123488 in words is "seventy-three billion, two hundred twenty-five million, one hundred twenty-three thousand, four hundred eighty-eight".
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