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348253091 = 3838571061
BaseRepresentation
bin10100110000011…
…110101110100011
3220021022002102122
4110300132232203
51203123044331
654320134455
711426050064
oct2460365643
9807262378
10348253091
1116964177a
129876742b
13571c4024
143437456b
152089117b
hex14c1eba3

348253091 has 8 divisors (see below), whose sum is σ = 349899264. Its totient is φ = 346611520.

The previous prime is 348253067. The next prime is 348253117. The reversal of 348253091 is 190352843.

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 348253091 - 26 = 348253027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (348253021) 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, 327701 + ... + 328761.

It is an arithmetic number, because the mean of its divisors is an integer number (43737408).

Almost surely, 2348253091 is an apocalyptic number.

348253091 is a deficient number, since it is larger than the sum of its proper divisors (1646173).

348253091 is a wasteful number, since it uses less digits than its factorization.

348253091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2301.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 348253091 is about 18661.5404240915. The cubic root of 348253091 is about 703.5554419075. Note that the first 3 decimals are identical.

The spelling of 348253091 in words is "three hundred forty-eight million, two hundred fifty-three thousand, ninety-one".

Divisors: 1 383 857 1061 328231 406363 909277 348253091