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5181210014 = 219113563377
BaseRepresentation
bin1001101001101001…
…01111110110011110
3111101002100201222012
410310310233312132
541102342210024
62214043151222
7242252362361
oct46464576636
914332321865
105181210014
112219726852
121007215512
13647567456
143721920d8
15204ced50e
hex134d2fd9e

5181210014 has 8 divisors (see below), whose sum is σ = 7812505728. Its totient is φ = 2577041440.

The previous prime is 5181210007. The next prime is 5181210053. The reversal of 5181210014 is 4100121815.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6781307 + ... + 6782070.

It is an arithmetic number, because the mean of its divisors is an integer number (976563216).

Almost surely, 25181210014 is an apocalyptic number.

5181210014 is a deficient number, since it is larger than the sum of its proper divisors (2631295714).

5181210014 is a wasteful number, since it uses less digits than its factorization.

5181210014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13563570.

The product of its (nonzero) digits is 320, while the sum is 23.

The square root of 5181210014 is about 71980.6224896673. The cubic root of 5181210014 is about 1730.3889459280.

Adding to 5181210014 its reverse (4100121815), we get a palindrome (9281331829).

The spelling of 5181210014 in words is "five billion, one hundred eighty-one million, two hundred ten thousand, fourteen".

Divisors: 1 2 191 382 13563377 27126754 2590605007 5181210014