Search a number
-
+
200131430241 = 31723316841827
BaseRepresentation
bin1011101001100011000…
…0110100011101100001
3201010120111121000220010
42322120300310131201
511234332121231431
6231534503035133
720313305042361
oct2723060643541
9633514530803
10200131430241
1177969a7a736
123295373baa9
1315b45618952
1499877349a1
155314c86846
hex2e98c34761

200131430241 has 16 divisors (see below), whose sum is σ = 283751118144. Its totient is φ = 125033716224.

The previous prime is 200131430231. The next prime is 200131430243. The reversal of 200131430241 is 142034131002.

It is not a de Polignac number, because 200131430241 - 214 = 200131413857 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (200131430243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8409031 + ... + 8432796.

It is an arithmetic number, because the mean of its divisors is an integer number (17734444884).

Almost surely, 2200131430241 is an apocalyptic number.

It is an amenable number.

200131430241 is a deficient number, since it is larger than the sum of its proper divisors (83619687903).

200131430241 is a wasteful number, since it uses less digits than its factorization.

200131430241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16842080.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 200131430241 its reverse (142034131002), we get a palindrome (342165561243).

The spelling of 200131430241 in words is "two hundred billion, one hundred thirty-one million, four hundred thirty thousand, two hundred forty-one".

Divisors: 1 3 17 51 233 699 3961 11883 16841827 50525481 286311059 858933177 3924145691 11772437073 66710476747 200131430241