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231201041 = 615237247
BaseRepresentation
bin11011100011111…
…01100100010001
3121010001020012112
431301331210101
5433141413131
634535235105
75505114341
oct1561754421
9533036175
10231201041
11109563845
1265518a95
1338b8cb66
14229c4d21
151546e02b
hexdc7d911

231201041 has 8 divisors (see below), whose sum is σ = 235473024. Its totient is φ = 226944720.

The previous prime is 231201029. The next prime is 231201053. The reversal of 231201041 is 140102132.

It is an interprime number because it is at equal distance from previous prime (231201029) and next prime (231201053).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-231201041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (231201011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28280 + ... + 35526.

It is an arithmetic number, because the mean of its divisors is an integer number (29434128).

Almost surely, 2231201041 is an apocalyptic number.

It is an amenable number.

231201041 is a deficient number, since it is larger than the sum of its proper divisors (4271983).

231201041 is an equidigital number, since it uses as much as digits as its factorization.

231201041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7831.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 231201041 is about 15205.2964785301. The cubic root of 231201041 is about 613.7571931965.

Adding to 231201041 its reverse (140102132), we get a palindrome (371303173).

The spelling of 231201041 in words is "two hundred thirty-one million, two hundred one thousand, forty-one".

Divisors: 1 61 523 7247 31903 442067 3790181 231201041