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233213041 = 2945717597
BaseRepresentation
bin11011110011010…
…00110001110001
3121020211110011001
431321220301301
5434200304131
635050322001
75531164255
oct1571506161
9536743131
10233213041
1110a708456
1266129301
13394158a9
1422d8a265
151571a261
hexde68c71

233213041 has 8 divisors (see below), whose sum is σ = 241796520. Its totient is φ = 224665728.

The previous prime is 233213039. The next prime is 233213053. The reversal of 233213041 is 140312332.

It can be written as a sum of positive squares in 4 ways, for example, as 19936225 + 213276816 = 4465^2 + 14604^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 233213041 - 21 = 233213039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (233213441) 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, 4455 + ... + 22051.

It is an arithmetic number, because the mean of its divisors is an integer number (30224565).

Almost surely, 2233213041 is an apocalyptic number.

It is an amenable number.

233213041 is a deficient number, since it is larger than the sum of its proper divisors (8583479).

233213041 is a wasteful number, since it uses less digits than its factorization.

233213041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18083.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 233213041 is about 15271.3143180278. The cubic root of 233213041 is about 615.5324368756.

Adding to 233213041 its reverse (140312332), we get a palindrome (373525373).

It can be divided in two parts, 23321 and 3041, that added together give a palindrome (26362).

The spelling of 233213041 in words is "two hundred thirty-three million, two hundred thirteen thousand, forty-one".

Divisors: 1 29 457 13253 17597 510313 8041829 233213041