Search a number
-
+
234187053 = 3174591903
BaseRepresentation
bin11011111010101…
…10100100101101
3121022122221020120
431331112210231
5434422441203
635123235153
75542362042
oct1575264455
9538587216
10234187053
11110213221
1266518ab9
1339697029
14231611c9
151585db53
hexdf5692d

234187053 has 8 divisors (see below), whose sum is σ = 330617088. Its totient is φ = 146940864.

The previous prime is 234187033. The next prime is 234187067. The reversal of 234187053 is 350781432.

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

It is not a de Polignac number, because 234187053 - 25 = 234187021 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234187033) 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, 2295901 + ... + 2296002.

It is an arithmetic number, because the mean of its divisors is an integer number (41327136).

Almost surely, 2234187053 is an apocalyptic number.

It is an amenable number.

234187053 is a deficient number, since it is larger than the sum of its proper divisors (96430035).

234187053 is a wasteful number, since it uses less digits than its factorization.

234187053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4591923.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 234187053 is about 15303.1713379940. The cubic root of 234187053 is about 616.3881684083.

The spelling of 234187053 in words is "two hundred thirty-four million, one hundred eighty-seven thousand, fifty-three".

Divisors: 1 3 17 51 4591903 13775709 78062351 234187053