Base | Representation |
---|---|
bin | 1000110100101… |
… | …11001010101100 |
3 | 12011021120122222 |
4 | 10122113022230 |
5 | 122422111000 |
6 | 11202254512 |
7 | 1556104202 |
oct | 432271254 |
9 | 164246588 |
10 | 74019500 |
11 | 38866a45 |
12 | 20957438 |
13 | 12448229 |
14 | 9b8b072 |
15 | 6771a85 |
hex | 46972ac |
74019500 has 48 divisors (see below), whose sum is σ = 162515808. Its totient is φ = 29451200.
The previous prime is 74019481. The next prime is 74019527. The reversal of 74019500 is 591047.
It is a self number, because there is not a number n which added to its sum of digits gives 74019500.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158267 + ... + 158733.
It is an arithmetic number, because the mean of its divisors is an integer number (3385746).
Almost surely, 274019500 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 74019500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81257904).
74019500 is an abundant number, since it is smaller than the sum of its proper divisors (88496308).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74019500 is a wasteful number, since it uses less digits than its factorization.
74019500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 803 (or 791 counting only the distinct ones).
The product of its (nonzero) digits is 1260, while the sum is 26.
The square root of 74019500 is about 8603.4586068627. The cubic root of 74019500 is about 419.8705194218.
The spelling of 74019500 in words is "seventy-four million, nineteen thousand, five hundred".
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