Base | Representation |
---|---|
bin | 1101001000010… |
… | …1111110101010 |
3 | 10211122002022211 |
4 | 3102011332222 |
5 | 103044342410 |
6 | 5244235334 |
7 | 1236061504 |
oct | 322057652 |
9 | 124562284 |
10 | 55074730 |
11 | 290a7507 |
12 | 1653bb4a |
13 | b5441c9 |
14 | 7458d74 |
15 | 4c7d68a |
hex | 3485faa |
55074730 has 64 divisors (see below), whose sum is σ = 112752000. Its totient is φ = 19309824.
The previous prime is 55074727. The next prime is 55074739. The reversal of 55074730 is 3747055.
It is a junction number, because it is equal to n+sod(n) for n = 55074692 and 55074701.
It is not an unprimeable number, because it can be changed into a prime (55074739) 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, 933441 + ... + 933499.
It is an arithmetic number, because the mean of its divisors is an integer number (1761750).
Almost surely, 255074730 is an apocalyptic number.
55074730 is an abundant number, since it is smaller than the sum of its proper divisors (57677270).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55074730 is a wasteful number, since it uses less digits than its factorization.
55074730 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 136 (or 102 counting only the distinct ones).
The product of its (nonzero) digits is 14700, while the sum is 31.
The square root of 55074730 is about 7421.2350724121. The cubic root of 55074730 is about 380.4674073005.
The spelling of 55074730 in words is "fifty-five million, seventy-four thousand, seven hundred thirty".
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