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293393039 = 893296551
BaseRepresentation
bin10001011111001…
…101001010001111
3202110001220120212
4101133031022033
51100102034124
645040233035
710161541202
oct2137151217
9673056525
10293393039
11140681595
128230b77b
1348a26764
142ad73939
151ab5640e
hex117cd28f

293393039 has 4 divisors (see below), whose sum is σ = 296689680. Its totient is φ = 290096400.

The previous prime is 293393033. The next prime is 293393053. The reversal of 293393039 is 930393392.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 293393039 - 220 = 292344463 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 293392987 and 293393005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (293393033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1648187 + ... + 1648364.

It is an arithmetic number, because the mean of its divisors is an integer number (74172420).

Almost surely, 2293393039 is an apocalyptic number.

293393039 is a deficient number, since it is larger than the sum of its proper divisors (3296641).

293393039 is an equidigital number, since it uses as much as digits as its factorization.

293393039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3296640.

The product of its (nonzero) digits is 118098, while the sum is 41.

The square root of 293393039 is about 17128.7197128098. The cubic root of 293393039 is about 664.4820728386.

The spelling of 293393039 in words is "two hundred ninety-three million, three hundred ninety-three thousand, thirty-nine".

Divisors: 1 89 3296551 293393039