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13824012877 = 59234305303
BaseRepresentation
bin11001101111111100…
…11011001001001101
31022200102022121121221
430313332123021031
5211302421403002
610203424323341
7666400112353
oct146776331115
938612277557
1013824012877
115954327534
122819773551
1313c401169c
14951d857d3
1555d96dc37
hex337f9b24d

13824012877 has 4 divisors (see below), whose sum is σ = 14058318240. Its totient is φ = 13589707516.

The previous prime is 13824012863. The next prime is 13824012889. The reversal of 13824012877 is 77821042831.

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, and also an emirpimes, since its reverse is a distinct semiprime: 77821042831 = 711117291833.

It is a cyclic number.

It is not a de Polignac number, because 13824012877 - 27 = 13824012749 is a prime.

It is a super-2 number, since 2×138240128772 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13824012857) 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, 117152593 + ... + 117152710.

It is an arithmetic number, because the mean of its divisors is an integer number (3514579560).

Almost surely, 213824012877 is an apocalyptic number.

It is an amenable number.

13824012877 is a deficient number, since it is larger than the sum of its proper divisors (234305363).

13824012877 is an equidigital number, since it uses as much as digits as its factorization.

13824012877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234305362.

The product of its (nonzero) digits is 150528, while the sum is 43.

The spelling of 13824012877 in words is "thirteen billion, eight hundred twenty-four million, twelve thousand, eight hundred seventy-seven".

Divisors: 1 59 234305303 13824012877