Search a number
-
+
253010252 = 2211172101197
BaseRepresentation
bin11110001010010…
…10000101001100
3122122002020211002
433011022011030
51004232312002
641034515432
76161360135
oct1705120514
9578066732
10253010252
1111a8aa390
1270895b78
1340557911
1425860c8c
151732b002
hexf14a14c

253010252 has 72 divisors (see below), whose sum is σ = 520814448. Its totient is φ = 106624000.

The previous prime is 253010209. The next prime is 253010267. The reversal of 253010252 is 252010352.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1284218 + ... + 1284414.

It is an arithmetic number, because the mean of its divisors is an integer number (7233534).

Almost surely, 2253010252 is an apocalyptic number.

253010252 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

253010252 is an abundant number, since it is smaller than the sum of its proper divisors (267804196).

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

253010252 is a wasteful number, since it uses less digits than its factorization.

253010252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347 (or 328 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 253010252 is about 15906.2959861811. The cubic root of 253010252 is about 632.4788971593.

The spelling of 253010252 in words is "two hundred fifty-three million, ten thousand, two hundred fifty-two".

Divisors: 1 2 4 11 17 22 34 44 68 101 187 197 202 289 374 394 404 578 748 788 1111 1156 1717 2167 2222 3179 3349 3434 4334 4444 6358 6698 6868 8668 12716 13396 18887 19897 29189 36839 37774 39794 56933 58378 73678 75548 79588 113866 116756 147356 218867 227732 321079 338249 437734 626263 642158 676498 875468 1252526 1284316 1352996 2505052 3720739 5750233 7441478 11500466 14882956 23000932 63252563 126505126 253010252