Base | Representation |
---|---|
bin | 101010000101100111… |
… | …100111110000010100 |
3 | 11022122110122110110211 |
4 | 222011213213300110 |
5 | 1220023001213030 |
6 | 32432145055204 |
7 | 3156612544504 |
oct | 520547476024 |
9 | 138573573424 |
10 | 45191429140 |
11 | 18190424650 |
12 | 8912627504 |
13 | 4352787220 |
14 | 2289c5da04 |
15 | 129765312a |
hex | a859e7c14 |
45191429140 has 48 divisors (see below), whose sum is σ = 111493267200. Its totient is φ = 15169150080.
The previous prime is 45191429123. The next prime is 45191429141. The reversal of 45191429140 is 4192419154.
It is a super-2 number, since 2×451914291402 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 45191429093 and 45191429102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45191429141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7897740 + ... + 7903459.
It is an arithmetic number, because the mean of its divisors is an integer number (2322776400).
Almost surely, 245191429140 is an apocalyptic number.
It is an amenable number.
45191429140 is an abundant number, since it is smaller than the sum of its proper divisors (66301838060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45191429140 is a wasteful number, since it uses less digits than its factorization.
45191429140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15801232 (or 15801230 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 40.
The spelling of 45191429140 in words is "forty-five billion, one hundred ninety-one million, four hundred twenty-nine thousand, one hundred forty".
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