Base | Representation |
---|---|
bin | 100010100100000010… |
… | …0011000010101100000 |
3 | 21002120202201002210112 |
4 | 1011020010120111200 |
5 | 2204002212124330 |
6 | 54033044150452 |
7 | 5235220531604 |
oct | 1051004302540 |
9 | 232522632715 |
10 | 74223551840 |
11 | 29529295089 |
12 | 12475398428 |
13 | 6ccb47b359 |
14 | 384191d504 |
15 | 1de62e3795 |
hex | 1148118560 |
74223551840 has 24 divisors (see below), whose sum is σ = 175353141600. Its totient is φ = 29689420672.
The previous prime is 74223551839. The next prime is 74223551861. The reversal of 74223551840 is 4815532247.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231948440 + ... + 231948759.
It is an arithmetic number, because the mean of its divisors is an integer number (7306380900).
Almost surely, 274223551840 is an apocalyptic number.
It is an amenable number.
74223551840 is an abundant number, since it is smaller than the sum of its proper divisors (101129589760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74223551840 is a wasteful number, since it uses less digits than its factorization.
74223551840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 463897214 (or 463897206 counting only the distinct ones).
The product of its (nonzero) digits is 268800, while the sum is 41.
The spelling of 74223551840 in words is "seventy-four billion, two hundred twenty-three million, five hundred fifty-one thousand, eight hundred forty".
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