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228074180807 = 111918117413463
BaseRepresentation
bin1101010001101001000…
…1111101000011000111
3210210200212210211120202
43110122101331003013
512214043442241212
6252435325121115
722322614356434
oct3243221750307
9723625724522
10228074180807
11887a8a24820
12382516b919b
1318679710695
14b078860b8b
155dece900c2
hex351a47d0c7

228074180807 has 32 divisors (see below), whose sum is σ = 263577699840. Its totient is φ = 195173712000.

The previous prime is 228074180801. The next prime is 228074180819. The reversal of 228074180807 is 708081470822.

228074180807 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 228074180807 - 216 = 228074115271 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 (228074180801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65858558 + ... + 65862020.

It is an arithmetic number, because the mean of its divisors is an integer number (8236803120).

Almost surely, 2228074180807 is an apocalyptic number.

228074180807 is a deficient number, since it is larger than the sum of its proper divisors (35503519033).

228074180807 is a wasteful number, since it uses less digits than its factorization.

228074180807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5415.

The product of its (nonzero) digits is 401408, while the sum is 47.

The spelling of 228074180807 in words is "two hundred twenty-eight billion, seventy-four million, one hundred eighty thousand, eight hundred seven".

Divisors: 1 11 19 181 209 1741 1991 3439 3463 19151 33079 37829 38093 65797 315121 363869 626803 723767 3466331 5987299 6029083 6894833 11909257 65860289 66319913 114552577 131001827 1091264023 1260078347 12003904253 20734016437 228074180807