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228024061 = 443547941
BaseRepresentation
bin11011001011101…
…01111011111101
3120220001211012121
431211311323331
5431333232221
634343202541
75436113116
oct1545657375
9526054177
10228024061
11107793941
1264446451
1338319aa5
14223d920d
1515042a41
hexd975efd

228024061 has 8 divisors (see below), whose sum is σ = 229199904. Its totient is φ = 226852080.

The previous prime is 228024031. The next prime is 228024067. The reversal of 228024061 is 160420822.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 228024061 - 215 = 227991293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228024067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241851 + ... + 242791.

It is an arithmetic number, because the mean of its divisors is an integer number (28649988).

Almost surely, 2228024061 is an apocalyptic number.

It is an amenable number.

228024061 is a deficient number, since it is larger than the sum of its proper divisors (1175843).

228024061 is an equidigital number, since it uses as much as digits as its factorization.

228024061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1931.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 228024061 is about 15100.4655888486. The cubic root of 228024061 is about 610.9329636453.

Adding to 228024061 its reverse (160420822), we get a palindrome (388444883).

The spelling of 228024061 in words is "two hundred twenty-eight million, twenty-four thousand, sixty-one".

Divisors: 1 443 547 941 242321 416863 514727 228024061