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13203332 = 2213923747
BaseRepresentation
bin110010010111…
…011110000100
3220211210120022
4302113132010
511340001312
61150554312
7220140452
oct62273604
926753508
1013203332
1174a894a
124508998
13297392c
141a799d2
15125c172
hexc97784

13203332 has 12 divisors (see below), whose sum is σ = 23273040. Its totient is φ = 6553896.

The previous prime is 13203319. The next prime is 13203361. The reversal of 13203332 is 23330231.

13203332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 13203332.

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, 11318 + ... + 12429.

It is an arithmetic number, because the mean of its divisors is an integer number (1939420).

Almost surely, 213203332 is an apocalyptic number.

It is an amenable number.

13203332 is a deficient number, since it is larger than the sum of its proper divisors (10069708).

13203332 is a wasteful number, since it uses less digits than its factorization.

13203332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23890 (or 23888 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 17.

The square root of 13203332 is about 3633.6389473914. The cubic root of 13203332 is about 236.3530338260.

Adding to 13203332 its reverse (23330231), we get a palindrome (36533563).

The spelling of 13203332 in words is "thirteen million, two hundred three thousand, three hundred thirty-two".

Divisors: 1 2 4 139 278 556 23747 47494 94988 3300833 6601666 13203332