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13425434005 = 518047148783
BaseRepresentation
bin11001000000011011…
…11101110110010101
31021122122022201012111
430200031331312111
5204443402342010
610100105351021
7653460210004
oct144015756625
937578281174
1013425434005
11576a342305
122728198471
13135c579bb9
14915070c3b
1553898b58a
hex32037dd95

13425434005 has 8 divisors (see below), whose sum is σ = 16111521792. Its totient is φ = 10739679888.

The previous prime is 13425434003. The next prime is 13425434153. The reversal of 13425434005 is 50043452431.

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

It is a cyclic number.

It is not a de Polignac number, because 13425434005 - 21 = 13425434003 is a prime.

It is a super-2 number, since 2×134254340052 (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 (13425434003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15844 + ... + 164626.

It is an arithmetic number, because the mean of its divisors is an integer number (2013940224).

Almost surely, 213425434005 is an apocalyptic number.

It is an amenable number.

13425434005 is a deficient number, since it is larger than the sum of its proper divisors (2686087787).

13425434005 is a wasteful number, since it uses less digits than its factorization.

13425434005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166835.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 13425434005 its reverse (50043452431), we get a palindrome (63468886436).

The spelling of 13425434005 in words is "thirteen billion, four hundred twenty-five million, four hundred thirty-four thousand, five".

Divisors: 1 5 18047 90235 148783 743915 2685086801 13425434005