Base | Representation |
---|---|
bin | 111101001110101… |
… | …0100101010000100 |
3 | 12022011220202222001 |
4 | 1322131110222010 |
5 | 13201423212030 |
6 | 535511115044 |
7 | 101625010510 |
oct | 17235245204 |
9 | 5264822861 |
10 | 2054507140 |
11 | 964796694 |
12 | 494072a84 |
13 | 2698500ca |
14 | 156c07140 |
15 | c057ccca |
hex | 7a754a84 |
2054507140 has 48 divisors (see below), whose sum is σ = 5064095232. Its totient is φ = 685362816.
The previous prime is 2054507071. The next prime is 2054507141. The reversal of 2054507140 is 417054502.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a junction number, because it is equal to n+sod(n) for n = 2054507099 and 2054507108.
It is not an unprimeable number, because it can be changed into a prime (2054507141) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193132 + ... + 203491.
It is an arithmetic number, because the mean of its divisors is an integer number (105501984).
Almost surely, 22054507140 is an apocalyptic number.
2054507140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2054507140 is an abundant number, since it is smaller than the sum of its proper divisors (3009588092).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2054507140 is a wasteful number, since it uses less digits than its factorization.
2054507140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 396676 (or 396674 counting only the distinct ones).
The product of its (nonzero) digits is 5600, while the sum is 28.
The square root of 2054507140 is about 45326.6713977543. The cubic root of 2054507140 is about 1271.2643988911.
The spelling of 2054507140 in words is "two billion, fifty-four million, five hundred seven thousand, one hundred forty".
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