Search a number
-
+
253541050642 = 21111524593211
BaseRepresentation
bin1110110000100000111…
…0010110100100010010
3220020102201012212102001
43230020032112210102
513123223002110032
6312250344344214
724213661241365
oct3541016264422
9806381185361
10253541050642
1198587349a90
124117a47506a
131aba789c329
14c3b2c180dc
1568ddb343e7
hex3b08396912

253541050642 has 8 divisors (see below), whose sum is σ = 414885355632. Its totient is φ = 115245932100.

The previous prime is 253541050601. The next prime is 253541050657. The reversal of 253541050642 is 246050145352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2535410506422 (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5762296584 + ... + 5762296627.

It is an arithmetic number, because the mean of its divisors is an integer number (51860669454).

Almost surely, 2253541050642 is an apocalyptic number.

253541050642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

253541050642 is a deficient number, since it is larger than the sum of its proper divisors (161344304990).

253541050642 is a wasteful number, since it uses less digits than its factorization.

253541050642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11524593224.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 253541050642 its reverse (246050145352), we get a palindrome (499591195994).

The spelling of 253541050642 in words is "two hundred fifty-three billion, five hundred forty-one million, fifty thousand, six hundred forty-two".

Divisors: 1 2 11 22 11524593211 23049186422 126770525321 253541050642