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13231033324 = 22223103114387
BaseRepresentation
bin11000101001010000…
…11000101111101100
31021011002112010121021
430110220120233230
5204044121031244
610024522543524
7645606633115
oct142450305754
937132463537
1013231033324
11567a634193
122693067ba4
13132b203402
148d730920c
1552688b284
hex314a18bec

13231033324 has 24 divisors (see below), whose sum is σ = 23282316288. Its totient is φ = 6579005520.

The previous prime is 13231033279. The next prime is 13231033339. The reversal of 13231033324 is 42333013231.

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, 912459 + ... + 926845.

It is an arithmetic number, because the mean of its divisors is an integer number (970096512).

Almost surely, 213231033324 is an apocalyptic number.

It is an amenable number.

13231033324 is a deficient number, since it is larger than the sum of its proper divisors (10051282964).

13231033324 is a wasteful number, since it uses less digits than its factorization.

13231033324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15645 (or 15643 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 13231033324 its reverse (42333013231), we get a palindrome (55564046555).

The spelling of 13231033324 in words is "thirteen billion, two hundred thirty-one million, thirty-three thousand, three hundred twenty-four".

Divisors: 1 2 4 223 446 892 1031 2062 4124 14387 28774 57548 229913 459826 919652 3208301 6416602 12833204 14832997 29665994 59331988 3307758331 6615516662 13231033324