Search a number
-
+
13358147830 = 256121898603
BaseRepresentation
bin11000111000011010…
…10010100011110110
31021110221201012220221
430130031102203312
5204324141212310
610045303244554
7652012245256
oct143415224366
937427635827
1013358147830
1157353651a5
12270974975a
13134b64b6b1
1490a157966
15532ae9ada
hex31c3528f6

13358147830 has 16 divisors (see below), whose sum is σ = 24438842064. Its totient is φ = 5255664480.

The previous prime is 13358147827. The next prime is 13358147849. The reversal of 13358147830 is 3874185331.

13358147830 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×133581478302 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10948692 + ... + 10949911.

It is an arithmetic number, because the mean of its divisors is an integer number (1527427629).

Almost surely, 213358147830 is an apocalyptic number.

13358147830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13358147830 is a deficient number, since it is larger than the sum of its proper divisors (11080694234).

13358147830 is a wasteful number, since it uses less digits than its factorization.

13358147830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21898671.

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 13358147830 in words is "thirteen billion, three hundred fifty-eight million, one hundred forty-seven thousand, eight hundred thirty".

Divisors: 1 2 5 10 61 122 305 610 21898603 43797206 109493015 218986030 1335814783 2671629566 6679073915 13358147830