Base | Representation |
---|---|
bin | 100010011010011111… |
… | …0011000011111001001 |
3 | 21001202102221011211010 |
4 | 1010310332120133021 |
5 | 2202323210244424 |
6 | 53541202154133 |
7 | 5224250640621 |
oct | 1046476303711 |
9 | 231672834733 |
10 | 73903212489 |
11 | 29384489417 |
12 | 123a6052949 |
13 | 6c79cab842 |
14 | 3811173881 |
15 | 1dc8118229 |
hex | 1134f987c9 |
73903212489 has 8 divisors (see below), whose sum is σ = 98719758592. Its totient is φ = 49177737360.
The previous prime is 73903212469. The next prime is 73903212491. The reversal of 73903212489 is 98421230937.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 73903212489 - 216 = 73903146953 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (73903212469) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22765849 + ... + 22769094.
It is an arithmetic number, because the mean of its divisors is an integer number (12339969824).
Almost surely, 273903212489 is an apocalyptic number.
It is an amenable number.
73903212489 is a deficient number, since it is larger than the sum of its proper divisors (24816546103).
73903212489 is a wasteful number, since it uses less digits than its factorization.
73903212489 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45535487.
The product of its (nonzero) digits is 653184, while the sum is 48.
The spelling of 73903212489 in words is "seventy-three billion, nine hundred three million, two hundred twelve thousand, four hundred eighty-nine".
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