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13401334042 = 29197291259
BaseRepresentation
bin11000111101100100…
…00010000100011010
31021120221222022021021
430132302002010122
5204421220142132
610053445033054
7653045313505
oct143662020432
937527868237
1013401334042
115757781688
1227200b578a
13135758c575
14911b9a13c
155367ca997
hex31ec8211a

13401334042 has 8 divisors (see below), whose sum is σ = 20123877600. Its totient is φ = 6693374844.

The previous prime is 13401334021. The next prime is 13401334127. The reversal of 13401334042 is 24043310431.

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

It is a junction number, because it is equal to n+sod(n) for n = 13401333998 and 13401334016.

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, 3643792 + ... + 3647467.

It is an arithmetic number, because the mean of its divisors is an integer number (2515484700).

Almost surely, 213401334042 is an apocalyptic number.

13401334042 is a deficient number, since it is larger than the sum of its proper divisors (6722543558).

13401334042 is an equidigital number, since it uses as much as digits as its factorization.

13401334042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7292180.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 13401334042 its reverse (24043310431), we get a palindrome (37444644473).

The spelling of 13401334042 in words is "thirteen billion, four hundred one million, three hundred thirty-four thousand, forty-two".

Divisors: 1 2 919 1838 7291259 14582518 6700667021 13401334042