Base | Representation |
---|---|
bin | 1000101101101… |
… | …11101000010011 |
3 | 12002120001200112 |
4 | 10112313220103 |
5 | 122203311031 |
6 | 11130511535 |
7 | 1545241610 |
oct | 426675023 |
9 | 162501615 |
10 | 73103891 |
11 | 382a1043 |
12 | 205955ab |
13 | 121b7553 |
14 | 99cd507 |
15 | 664062b |
hex | 45b7a13 |
73103891 has 8 divisors (see below), whose sum is σ = 84963840. Its totient is φ = 61598088.
The previous prime is 73103873. The next prime is 73103903. The reversal of 73103891 is 19830137.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-73103891 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (73103851) 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, 88091 + ... + 88916.
It is an arithmetic number, because the mean of its divisors is an integer number (10620480).
Almost surely, 273103891 is an apocalyptic number.
73103891 is a deficient number, since it is larger than the sum of its proper divisors (11859949).
73103891 is a wasteful number, since it uses less digits than its factorization.
73103891 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 177073.
The product of its (nonzero) digits is 4536, while the sum is 32.
The square root of 73103891 is about 8550.0813446423. The cubic root of 73103891 is about 418.1320885486.
The spelling of 73103891 in words is "seventy-three million, one hundred three thousand, eight hundred ninety-one".
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