Search a number
-
+
5230540461 = 31743513487
BaseRepresentation
bin1001101111100001…
…11011011010101101
3111111112011222121210
410313300323122231
541203004243321
62223004345033
7243421601046
oct46760733255
914445158553
105230540461
11224455a513
12101b845179
13654849b73
143789538cd
152092e4b76
hex137c3b6ad

5230540461 has 4 divisors (see below), whose sum is σ = 6974053952. Its totient is φ = 3487026972.

The previous prime is 5230540459. The next prime is 5230540487. The reversal of 5230540461 is 1640450325.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5230540461 - 21 = 5230540459 is a prime.

It is a super-3 number, since 3×52305404613 (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5230540061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 871756741 + ... + 871756746.

It is an arithmetic number, because the mean of its divisors is an integer number (1743513488).

Almost surely, 25230540461 is an apocalyptic number.

It is an amenable number.

5230540461 is a deficient number, since it is larger than the sum of its proper divisors (1743513491).

5230540461 is a wasteful number, since it uses less digits than its factorization.

5230540461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1743513490.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 5230540461 is about 72322.4754899886. The cubic root of 5230540461 is about 1735.8633027004.

Adding to 5230540461 its reverse (1640450325), we get a palindrome (6870990786).

The spelling of 5230540461 in words is "five billion, two hundred thirty million, five hundred forty thousand, four hundred sixty-one".

Divisors: 1 3 1743513487 5230540461