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13404209286 = 2313171848837
BaseRepresentation
bin11000111101111010…
…00000000010000110
31021121011101101100210
430132331000002012
5204422434144121
610054030420250
7653111620236
oct143675000206
937534341323
1013404209286
115759365916
122721061686
1313580581b0
14912307cc6
15536b97876
hex31ef40086

13404209286 has 16 divisors (see below), whose sum is σ = 28870604784. Its totient is φ = 4124372064.

The previous prime is 13404209267. The next prime is 13404209309. The reversal of 13404209286 is 68290240431.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85924341 + ... + 85924496.

It is an arithmetic number, because the mean of its divisors is an integer number (1804412799).

Almost surely, 213404209286 is an apocalyptic number.

13404209286 is an abundant number, since it is smaller than the sum of its proper divisors (15466395498).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13404209286 is a wasteful number, since it uses less digits than its factorization.

13404209286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171848855.

The product of its (nonzero) digits is 82944, while the sum is 39.

The spelling of 13404209286 in words is "thirteen billion, four hundred four million, two hundred nine thousand, two hundred eighty-six".

Divisors: 1 2 3 6 13 26 39 78 171848837 343697674 515546511 1031093022 2234034881 4468069762 6702104643 13404209286