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5212609159 = 36071445137
BaseRepresentation
bin1001101101011001…
…00001101010000111
3111110021102222111111
410312230201222013
541133411443114
62221124145451
7243113306152
oct46654415207
914407388444
105212609159
11223542245a
121015838287
13650c0c224
14376406c99
15207951bc4
hex136b21a87

5212609159 has 4 divisors (see below), whose sum is σ = 5214057904. Its totient is φ = 5211160416.

The previous prime is 5212609153. The next prime is 5212609189. The reversal of 5212609159 is 9519062125.

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 5212609159 - 23 = 5212609151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5212609151) 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, 718962 + ... + 726175.

It is an arithmetic number, because the mean of its divisors is an integer number (1303514476).

Almost surely, 25212609159 is an apocalyptic number.

5212609159 is a deficient number, since it is larger than the sum of its proper divisors (1448745).

5212609159 is a wasteful number, since it uses less digits than its factorization.

5212609159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1448744.

The product of its (nonzero) digits is 48600, while the sum is 40.

The square root of 5212609159 is about 72198.4013604179. The cubic root of 5212609159 is about 1733.8774068376.

The spelling of 5212609159 in words is "five billion, two hundred twelve million, six hundred nine thousand, one hundred fifty-nine".

Divisors: 1 3607 1445137 5212609159