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269912041 = 7223472
BaseRepresentation
bin10000000101101…
…000011111101001
3200210212221201021
4100011220133221
51023044141131
642441052441
76455133400
oct2005503751
9623787637
10269912041
111293a3a03
1276487121
1343bc4a89
1427bc0637
1518a68e11
hex101687e9

269912041 has 9 divisors (see below), whose sum is σ = 314113149. Its totient is φ = 231254604.

The previous prime is 269912039. The next prime is 269912053. The reversal of 269912041 is 140219962.

The square root of 269912041 is 16429.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 269912041 - 21 = 269912039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 269911988 and 269912006.

It is not an unprimeable number, because it can be changed into a prime (269912341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 113830 + ... + 116176.

It is an arithmetic number, because the mean of its divisors is an integer number (34901461).

Almost surely, 2269912041 is an apocalyptic number.

269912041 is the 16429-th square number.

269912041 is the 8215-th centered octagonal number.

It is an amenable number.

269912041 is a deficient number, since it is larger than the sum of its proper divisors (44201108).

269912041 is an frugal number, since it uses more digits than its factorization.

269912041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4708 (or 2354 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 34.

The cubic root of 269912041 is about 646.2602134900.

The spelling of 269912041 in words is "two hundred sixty-nine million, nine hundred twelve thousand, forty-one".

Divisors: 1 7 49 2347 16429 115003 5508409 38558863 269912041