Search a number
-
+
554200131 = 32393891987
BaseRepresentation
bin100001000010000…
…110110001000011
31102121211021122210
4201002012301003
52113333401011
6130554233203
716506423552
oct4102066103
91377737583
10554200131
11264916841
12135725803
138aa81194
1453863d99
15339c26a6
hex21086c43

554200131 has 16 divisors (see below), whose sum is σ = 744307200. Its totient is φ = 366790368.

The previous prime is 554200117. The next prime is 554200139. The reversal of 554200131 is 131002455.

It is not a de Polignac number, because 554200131 - 215 = 554167363 is a prime.

It is a super-2 number, since 2×5542001312 = 614275570400834322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 554200098 and 554200107.

It is not an unprimeable number, because it can be changed into a prime (554200139) 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, 277920 + ... + 279906.

It is an arithmetic number, because the mean of its divisors is an integer number (46519200).

Almost surely, 2554200131 is an apocalyptic number.

554200131 is a deficient number, since it is larger than the sum of its proper divisors (190107069).

554200131 is a wasteful number, since it uses less digits than its factorization.

554200131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2618.

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

The square root of 554200131 is about 23541.4555837144. The cubic root of 554200131 is about 821.4015941206.

Adding to 554200131 its reverse (131002455), we get a palindrome (685202586).

The spelling of 554200131 in words is "five hundred fifty-four million, two hundred thousand, one hundred thirty-one".

Divisors: 1 3 239 389 717 1167 1987 5961 92971 278913 474893 772943 1424679 2318829 184733377 554200131