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54430195 = 541925981
BaseRepresentation
bin1100111110100…
…0100111110011
310210102100012011
43033220213303
5102413231240
65222343351
71230435421
oct317504763
9123370164
1054430195
11287a7236
121628ab57
13b379a21
14732c111
154ba26ea
hex33e89f3

54430195 has 8 divisors (see below), whose sum is σ = 65474640. Its totient is φ = 43438560.

The previous prime is 54430177. The next prime is 54430241. The reversal of 54430195 is 59103445.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 54430195 - 25 = 54430163 is a prime.

It is a super-2 number, since 2×544301952 = 5925292255476050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10896 + ... + 15085.

It is an arithmetic number, because the mean of its divisors is an integer number (8184330).

Almost surely, 254430195 is an apocalyptic number.

54430195 is a deficient number, since it is larger than the sum of its proper divisors (11044445).

54430195 is a wasteful number, since it uses less digits than its factorization.

54430195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26405.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 54430195 is about 7377.6822241135. The cubic root of 54430195 is about 378.9773867224.

The spelling of 54430195 in words is "fifty-four million, four hundred thirty thousand, one hundred ninety-five".

Divisors: 1 5 419 2095 25981 129905 10886039 54430195