Base | Representation |
---|---|
bin | 1101010011111100000… |
… | …00000011110111010100 |
3 | 1121201120122001200200021 |
4 | 12221332000003313110 |
5 | 24443203400302140 |
6 | 550041230554524 |
7 | 45021212630365 |
oct | 6517600036724 |
9 | 1551518050607 |
10 | 457380478420 |
11 | 166a793a1098 |
12 | 74787968a44 |
13 | 3419147bb58 |
14 | 181ccbb1b6c |
15 | bd6e1b1b4a |
hex | 6a7e003dd4 |
457380478420 has 24 divisors (see below), whose sum is σ = 966250502784. Its totient is φ = 181856667936.
The previous prime is 457380478409. The next prime is 457380478447. The reversal of 457380478420 is 24874083754.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68466792 + ... + 68473471.
It is an arithmetic number, because the mean of its divisors is an integer number (40260437616).
Almost surely, 2457380478420 is an apocalyptic number.
It is an amenable number.
457380478420 is an abundant number, since it is smaller than the sum of its proper divisors (508870024364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
457380478420 is a wasteful number, since it uses less digits than its factorization.
457380478420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 136940439 (or 136940437 counting only the distinct ones).
The product of its (nonzero) digits is 6021120, while the sum is 52.
The spelling of 457380478420 in words is "four hundred fifty-seven billion, three hundred eighty million, four hundred seventy-eight thousand, four hundred twenty".
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