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13400013032 = 2371791336793
BaseRepresentation
bin11000111101011001…
…11111100011101000
31021120212111012011222
430132230333203220
5204420400404112
610053400441212
7653031142250
oct143654774350
937525435158
1013400013032
115756a5a13a
12271b779208
1313572191c3
14911934960
15536619372
hex31eb3f8e8

13400013032 has 32 divisors (see below), whose sum is σ = 28874750400. Its totient is φ = 5710775424.

The previous prime is 13400013031. The next prime is 13400013041. The reversal of 13400013032 is 23031000431.

It is a happy number.

It is a super-3 number, since 3×134000130323 (a number of 31 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13400013032.

It is not an unprimeable number, because it can be changed into a prime (13400013031) 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, 658373 + ... + 678420.

It is an arithmetic number, because the mean of its divisors is an integer number (902335950).

Almost surely, 213400013032 is an apocalyptic number.

It is an amenable number.

13400013032 is an abundant number, since it is smaller than the sum of its proper divisors (15474737368).

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

13400013032 is a wasteful number, since it uses less digits than its factorization.

13400013032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1336985 (or 1336981 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 13400013032 its reverse (23031000431), we get a palindrome (36431013463).

The spelling of 13400013032 in words is "thirteen billion, four hundred million, thirteen thousand, thirty-two".

Divisors: 1 2 4 7 8 14 28 56 179 358 716 1253 1432 2506 5012 10024 1336793 2673586 5347172 9357551 10694344 18715102 37430204 74860408 239285947 478571894 957143788 1675001629 1914287576 3350003258 6700006516 13400013032