Search a number
-
+
5210387401 = 19072732243
BaseRepresentation
bin1001101101001000…
…00011001111001001
3111110010021002211011
410312210003033021
541132324344101
62221004403521
7243055363552
oct46644031711
914403232734
105210387401
11223414519a
121014b465a1
13650611b8b
14375dc9329
15207663751
hex1369033c9

5210387401 has 4 divisors (see below), whose sum is σ = 5213121552. Its totient is φ = 5207653252.

The previous prime is 5210387393. The next prime is 5210387411. The reversal of 5210387401 is 1047830125.

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 a cyclic number.

It is not a de Polignac number, because 5210387401 - 23 = 5210387393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5210387411) 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, 1364215 + ... + 1368028.

It is an arithmetic number, because the mean of its divisors is an integer number (1303280388).

Almost surely, 25210387401 is an apocalyptic number.

It is an amenable number.

5210387401 is a deficient number, since it is larger than the sum of its proper divisors (2734151).

5210387401 is a wasteful number, since it uses less digits than its factorization.

5210387401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2734150.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 5210387401 is about 72183.0132441144. The cubic root of 5210387401 is about 1733.6310296828.

The spelling of 5210387401 in words is "five billion, two hundred ten million, three hundred eighty-seven thousand, four hundred one".

Divisors: 1 1907 2732243 5210387401