Search a number
-
+
5101212371 = 32511569121
BaseRepresentation
bin1001100000000111…
…00101001011010011
3111011111211102211112
410300003211023103
540421402243441
62202104403535
7240261406163
oct46003451323
914144742745
105101212371
1121885573a2
12ba44765ab
13633b08178
143656ca5a3
151ecc9a4eb
hex1300e52d3

5101212371 has 4 divisors (see below), whose sum is σ = 5102784744. Its totient is φ = 5099640000.

The previous prime is 5101212349. The next prime is 5101212373. The reversal of 5101212371 is 1732121015.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1732121015 = 5346424203.

It is a cyclic number.

It is not a de Polignac number, because 5101212371 - 26 = 5101212307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5101212373) 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, 781310 + ... + 787811.

It is an arithmetic number, because the mean of its divisors is an integer number (1275696186).

Almost surely, 25101212371 is an apocalyptic number.

5101212371 is a deficient number, since it is larger than the sum of its proper divisors (1572373).

5101212371 is a wasteful number, since it uses less digits than its factorization.

5101212371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1572372.

The product of its (nonzero) digits is 420, while the sum is 23.

The square root of 5101212371 is about 71422.7720758583. The cubic root of 5101212371 is about 1721.4370056684.

Adding to 5101212371 its reverse (1732121015), we get a palindrome (6833333386).

The spelling of 5101212371 in words is "five billion, one hundred one million, two hundred twelve thousand, three hundred seventy-one".

Divisors: 1 3251 1569121 5101212371