Base | Representation |
---|---|
bin | 1101001011000… |
… | …1111101011110 |
3 | 10211222020102222 |
4 | 3102301331132 |
5 | 103121124003 |
6 | 5252145342 |
7 | 1240441640 |
oct | 322617536 |
9 | 124866388 |
10 | 55254878 |
11 | 2920a898 |
12 | 16608252 |
13 | b5a81c3 |
14 | 74a4890 |
15 | 4cb6c38 |
hex | 34b1f5e |
55254878 has 32 divisors (see below), whose sum is σ = 99878400. Its totient is φ = 22413600.
The previous prime is 55254877. The next prime is 55254893. The reversal of 55254878 is 87845255.
It is a super-3 number, since 3×552548783 (a number of 24 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55254877) 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, 31673 + ... + 33371.
It is an arithmetic number, because the mean of its divisors is an integer number (3121200).
Almost surely, 255254878 is an apocalyptic number.
55254878 is a deficient number, since it is larger than the sum of its proper divisors (44623522).
55254878 is a wasteful number, since it uses less digits than its factorization.
55254878 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1832.
The product of its digits is 448000, while the sum is 44.
The square root of 55254878 is about 7433.3624962059. The cubic root of 55254878 is about 380.8817887943.
The spelling of 55254878 in words is "fifty-five million, two hundred fifty-four thousand, eight hundred seventy-eight".
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