Search a number
-
+
234515001 = 3711167381
BaseRepresentation
bin11011111101001…
…10101000111001
3121100021121002210
431332212220321
5440013440001
635134245333
75545226130
oct1576465071
9540247083
10234515001
11110417656
1266656849
1339780396
1423208917
15158c5dd6
hexdfa6a39

234515001 has 8 divisors (see below), whose sum is σ = 357356224. Its totient is φ = 134008560.

The previous prime is 234514993. The next prime is 234515011. The reversal of 234515001 is 100515432.

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

It is not a de Polignac number, because 234515001 - 23 = 234514993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 11167381 = 234515001 / (2 + 3 + 4 + 5 + 1 + 5 + 0 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (234515011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5583670 + ... + 5583711.

It is an arithmetic number, because the mean of its divisors is an integer number (44669528).

Almost surely, 2234515001 is an apocalyptic number.

234515001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

234515001 is a deficient number, since it is larger than the sum of its proper divisors (122841223).

234515001 is a wasteful number, since it uses less digits than its factorization.

234515001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11167391.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 234515001 is about 15313.8826232932. The cubic root of 234515001 is about 616.6757575805.

The spelling of 234515001 in words is "two hundred thirty-four million, five hundred fifteen thousand, one".

Divisors: 1 3 7 21 11167381 33502143 78171667 234515001