Base | Representation |
---|---|
bin | 110001111001111… |
… | …0000100000100100 |
3 | 11022200220001012112 |
4 | 1203303300200210 |
5 | 11412133344140 |
6 | 434054340152 |
7 | 56332056260 |
oct | 14363604044 |
9 | 4280801175 |
10 | 1674512420 |
11 | 78a244a69 |
12 | 3a895a658 |
13 | 208bc4469 |
14 | 11c56d0a0 |
15 | 9c01bc65 |
hex | 63cf0824 |
1674512420 has 48 divisors (see below), whose sum is σ = 4030145280. Its totient is φ = 572502144.
The previous prime is 1674512387. The next prime is 1674512423. The reversal of 1674512420 is 242154761.
It is not an unprimeable number, because it can be changed into a prime (1674512423) by changing a digit.
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, 33602 + ... + 66918.
It is an arithmetic number, because the mean of its divisors is an integer number (83961360).
Almost surely, 21674512420 is an apocalyptic number.
1674512420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1674512420 is an abundant number, since it is smaller than the sum of its proper divisors (2355632860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1674512420 is a wasteful number, since it uses less digits than its factorization.
1674512420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33692 (or 33690 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 32.
The square root of 1674512420 is about 40920.8066880407. The cubic root of 1674512420 is about 1187.4886236399.
The spelling of 1674512420 in words is "one billion, six hundred seventy-four million, five hundred twelve thousand, four hundred twenty".
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