Search a number
-
+
557272284 = 223347133831
BaseRepresentation
bin100001001101110…
…100110011011100
31102211121100212020
4201031310303130
52120130203114
6131144140140
716544510352
oct4115646334
91384540766
10557272284
11266624a08
12136767650
138b5b861a
14540237d2
1533dccaa9
hex21374cdc

557272284 has 24 divisors (see below), whose sum is σ = 1304059008. Its totient is φ = 185220720.

The previous prime is 557272283. The next prime is 557272319. The reversal of 557272284 is 482272755.

557272284 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557272283) 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, 62752 + ... + 71079.

It is an arithmetic number, because the mean of its divisors is an integer number (54335792).

Almost surely, 2557272284 is an apocalyptic number.

It is an amenable number.

557272284 is an abundant number, since it is smaller than the sum of its proper divisors (746786724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

557272284 is a wasteful number, since it uses less digits than its factorization.

557272284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134185 (or 134183 counting only the distinct ones).

The product of its digits is 313600, while the sum is 42.

The square root of 557272284 is about 23606.6152592870. The cubic root of 557272284 is about 822.9165840238.

The spelling of 557272284 in words is "five hundred fifty-seven million, two hundred seventy-two thousand, two hundred eighty-four".

Divisors: 1 2 3 4 6 12 347 694 1041 1388 2082 4164 133831 267662 401493 535324 802986 1605972 46439357 92878714 139318071 185757428 278636142 557272284