Search a number
-
+
252420848 = 2431508913
BaseRepresentation
bin11110000101110…
…10001011110000
3122120222022022022
433002322023300
51004104431343
641014131012
76153353561
oct1702721360
9576868268
10252420848
1111a537579
1270650a68
13403ac564
142574a168
1517261568
hexf0ba2f0

252420848 has 20 divisors (see below), whose sum is σ = 504842688. Its totient is φ = 122138880.

The previous prime is 252420841. The next prime is 252420851. The reversal of 252420848 is 848024252.

252420848 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

252420848 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252420841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253961 + ... + 254952.

Almost surely, 2252420848 is an apocalyptic number.

It is an amenable number.

252420848 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

252420848 is a wasteful number, since it uses less digits than its factorization.

252420848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508952 (or 508946 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 35.

The square root of 252420848 is about 15887.7578027864. The cubic root of 252420848 is about 631.9873815779.

The spelling of 252420848 in words is "two hundred fifty-two million, four hundred twenty thousand, eight hundred forty-eight".

Divisors: 1 2 4 8 16 31 62 124 248 496 508913 1017826 2035652 4071304 8142608 15776303 31552606 63105212 126210424 252420848