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3290473393 = 31905911717
BaseRepresentation
bin1100010000100000…
…1010001110110001
322111022121100220221
43010020022032301
523214330122033
61302302133041
7144353363614
oct30410121661
98438540827
103290473393
1114394283a9
12779b81181
1340592809c
1423301a17b
15143d2012d
hexc420a3b1

3290473393 has 8 divisors (see below), whose sum is σ = 3397282560. Its totient is φ = 3183705840.

The previous prime is 3290473349. The next prime is 3290473423. The reversal of 3290473393 is 3933740923.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3290473393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3290473093) 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, 274971 + ... + 286687.

It is an arithmetic number, because the mean of its divisors is an integer number (424660320).

Almost surely, 23290473393 is an apocalyptic number.

It is an amenable number.

3290473393 is a deficient number, since it is larger than the sum of its proper divisors (106809167).

3290473393 is a wasteful number, since it uses less digits than its factorization.

3290473393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20807.

The product of its (nonzero) digits is 367416, while the sum is 43.

The square root of 3290473393 is about 57362.6480647468. The cubic root of 3290473393 is about 1487.3715190491.

The spelling of 3290473393 in words is "three billion, two hundred ninety million, four hundred seventy-three thousand, three hundred ninety-three".

Divisors: 1 31 9059 11717 280829 363227 106144303 3290473393