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13404343435 = 57616278381
BaseRepresentation
bin11000111101111011…
…00000110010001011
31021121011122012101021
430132331200302023
5204423002442220
610054033333311
7653113016320
oct143675406213
937534565337
1013404343435
11575944768a
122721107237
1313580a4282
14912340b47
15536bc24aa
hex31ef60c8b

13404343435 has 16 divisors (see below), whose sum is σ = 18684464832. Its totient is φ = 9040867200.

The previous prime is 13404343423. The next prime is 13404343457. The reversal of 13404343435 is 53434340431.

It is not a de Polignac number, because 13404343435 - 217 = 13404212363 is a prime.

It is a super-3 number, since 3×134043434353 (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13404343435.

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, 3137056 + ... + 3141325.

It is an arithmetic number, because the mean of its divisors is an integer number (1167779052).

Almost surely, 213404343435 is an apocalyptic number.

13404343435 is a deficient number, since it is larger than the sum of its proper divisors (5280121397).

13404343435 is an equidigital number, since it uses as much as digits as its factorization.

13404343435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6278454.

The product of its (nonzero) digits is 103680, while the sum is 34.

Adding to 13404343435 its reverse (53434340431), we get a palindrome (66838683866).

The spelling of 13404343435 in words is "thirteen billion, four hundred four million, three hundred forty-three thousand, four hundred thirty-five".

Divisors: 1 5 7 35 61 305 427 2135 6278381 31391905 43948667 219743335 382981241 1914906205 2680868687 13404343435