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30014111405 = 517477512919
BaseRepresentation
bin11011111100111110…
…101111111010101101
32212110201211211120202
4123330332233322231
5442432103031110
621442134323245
72111530510655
oct337476577255
985421754522
1030014111405
1111802202153
1259977b9525
132aa4296145
14164a27d365
15ba9eb50a5
hex6fcfafead

30014111405 has 16 divisors (see below), whose sum is σ = 38946977280. Its totient is φ = 22118030592.

The previous prime is 30014111389. The next prime is 30014111431. The reversal of 30014111405 is 50411141003.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 30014111405 - 24 = 30014111389 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3752465 + ... + 3760454.

It is an arithmetic number, because the mean of its divisors is an integer number (2434186080).

Almost surely, 230014111405 is an apocalyptic number.

It is an amenable number.

30014111405 is a deficient number, since it is larger than the sum of its proper divisors (8932865875).

30014111405 is a wasteful number, since it uses less digits than its factorization.

30014111405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7512988.

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 30014111405 its reverse (50411141003), we get a palindrome (80425252408).

The spelling of 30014111405 in words is "thirty billion, fourteen million, one hundred eleven thousand, four hundred five".

Divisors: 1 5 17 47 85 235 799 3995 7512919 37564595 127719623 353107193 638598115 1765535965 6002822281 30014111405