Base | Representation |
---|---|
bin | 1101000101100… |
… | …1110101110100 |
3 | 10211021220022220 |
4 | 3101121311310 |
5 | 103023101230 |
6 | 5240322340 |
7 | 1234406433 |
oct | 321316564 |
9 | 124256286 |
10 | 54893940 |
11 | 28a936a2 |
12 | 164733b0 |
13 | b4acb2a |
14 | 740d11a |
15 | 4c44d10 |
hex | 3459d74 |
54893940 has 96 divisors (see below), whose sum is σ = 160366080. Its totient is φ = 14017536.
The previous prime is 54893911. The next prime is 54893941. The reversal of 54893940 is 4939845.
It is a junction number, because it is equal to n+sod(n) for n = 54893892 and 54893901.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54893941) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 175224 + ... + 175536.
It is an arithmetic number, because the mean of its divisors is an integer number (1670480).
Almost surely, 254893940 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 54893940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80183040).
54893940 is an abundant number, since it is smaller than the sum of its proper divisors (105472140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54893940 is a wasteful number, since it uses less digits than its factorization.
54893940 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 441 (or 439 counting only the distinct ones).
The product of its (nonzero) digits is 155520, while the sum is 42.
The square root of 54893940 is about 7409.0444728048. The cubic root of 54893940 is about 380.0506396041.
The spelling of 54893940 in words is "fifty-four million, eight hundred ninety-three thousand, nine hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.028 sec. • engine limits •