Search a number
-
+
254212130 = 25435691039
BaseRepresentation
bin11110010011011…
…11100000100010
3122201100022111002
433021233200202
51010034242010
641120352002
76204524144
oct1711574042
9581308432
10254212130
11120550377
1271175602
13408889a3
1425a94c94
15174b71a5
hexf26f822

254212130 has 32 divisors (see below), whose sum is σ = 469497600. Its totient is φ = 99050112.

The previous prime is 254212129. The next prime is 254212139. The reversal of 254212130 is 31212452.

254212130 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (254212139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244151 + ... + 245189.

It is an arithmetic number, because the mean of its divisors is an integer number (14671800).

Almost surely, 2254212130 is an apocalyptic number.

254212130 is a deficient number, since it is larger than the sum of its proper divisors (215285470).

254212130 is a wasteful number, since it uses less digits than its factorization.

254212130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1658.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 254212130 is about 15944.0311715701. The cubic root of 254212130 is about 633.4788065338.

Adding to 254212130 its reverse (31212452), we get a palindrome (285424582).

The spelling of 254212130 in words is "two hundred fifty-four million, two hundred twelve thousand, one hundred thirty".

Divisors: 1 2 5 10 43 86 215 430 569 1039 1138 2078 2845 5195 5690 10390 24467 44677 48934 89354 122335 223385 244670 446770 591191 1182382 2955955 5911910 25421213 50842426 127106065 254212130