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3280750197 = 31957557021
BaseRepresentation
bin1100001110001100…
…0100011001110101
322110122022101012120
43003203010121311
523204333001242
61301313510153
7144204626244
oct30343043165
98418271176
103280750197
1114339971aa
12776872359
1340390250a
14231a0895b
1514304e1ec
hexc38c4675

3280750197 has 8 divisors (see below), whose sum is σ = 4604561760. Its totient is φ = 2072052720.

The previous prime is 3280750171. The next prime is 3280750201. The reversal of 3280750197 is 7910570823.

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

It is not a de Polignac number, because 3280750197 - 26 = 3280750133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3280750147) 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, 28778454 + ... + 28778567.

It is an arithmetic number, because the mean of its divisors is an integer number (575570220).

Almost surely, 23280750197 is an apocalyptic number.

It is an amenable number.

3280750197 is a deficient number, since it is larger than the sum of its proper divisors (1323811563).

3280750197 is a wasteful number, since it uses less digits than its factorization.

3280750197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57557043.

The product of its (nonzero) digits is 105840, while the sum is 42.

The square root of 3280750197 is about 57277.8333825573. The cubic root of 3280750197 is about 1485.9050357241.

The spelling of 3280750197 in words is "three billion, two hundred eighty million, seven hundred fifty thousand, one hundred ninety-seven".

Divisors: 1 3 19 57 57557021 172671063 1093583399 3280750197