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5200215379 = 25312054609
BaseRepresentation
bin1001101011111010…
…01111110101010011
3111102102010022102121
410311331033311103
541122223343004
62220002355111
7242603046532
oct46575176523
914372108377
105200215379
112229427867
12101165ba97
1364b48cc28
143748dc319
15206804854
hex135f4fd53

5200215379 has 4 divisors (see below), whose sum is σ = 5202272520. Its totient is φ = 5198158240.

The previous prime is 5200215347. The next prime is 5200215403. The reversal of 5200215379 is 9735120025.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5200215379 - 25 = 5200215347 is a prime.

It is a super-2 number, since 2×52002153792 = 54084479975976227282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5200215679) 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, 1024774 + ... + 1029835.

It is an arithmetic number, because the mean of its divisors is an integer number (1300568130).

Almost surely, 25200215379 is an apocalyptic number.

5200215379 is a deficient number, since it is larger than the sum of its proper divisors (2057141).

5200215379 is a wasteful number, since it uses less digits than its factorization.

5200215379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2057140.

The product of its (nonzero) digits is 18900, while the sum is 34.

The square root of 5200215379 is about 72112.5188784860. The cubic root of 5200215379 is about 1732.5021295455.

The spelling of 5200215379 in words is "five billion, two hundred million, two hundred fifteen thousand, three hundred seventy-nine".

Divisors: 1 2531 2054609 5200215379