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10783213 = 71997741
BaseRepresentation
bin101001001000…
…100111101101
3202021211210021
4221020213231
510230030323
61023042141
7160440640
oct51104755
922254707
1010783213
1160a5651
123740351
1323071cc
141609a57
15e3005d
hexa489ed

10783213 has 8 divisors (see below), whose sum is σ = 12387200. Its totient is φ = 9195120.

The previous prime is 10783207. The next prime is 10783237. The reversal of 10783213 is 31238701.

10783213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10783213 - 29 = 10782701 is a prime.

It is a super-3 number, since 3×107832133 (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10783313) 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, 2478 + ... + 5263.

It is an arithmetic number, because the mean of its divisors is an integer number (1548400).

Almost surely, 210783213 is an apocalyptic number.

It is an amenable number.

10783213 is a deficient number, since it is larger than the sum of its proper divisors (1603987).

10783213 is an equidigital number, since it uses as much as digits as its factorization.

10783213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7947.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 10783213 is about 3283.7802910670. The cubic root of 10783213 is about 220.9273049058.

The spelling of 10783213 in words is "ten million, seven hundred eighty-three thousand, two hundred thirteen".

Divisors: 1 7 199 1393 7741 54187 1540459 10783213