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70347 = 3131179
BaseRepresentation
bin10001001011001011
310120111110
4101023023
54222342
61301403
7412044
oct211313
9116443
1070347
1148942
1234863
1326034
141b8cb
1515c9c
hex112cb

70347 has 8 divisors (see below), whose sum is σ = 95040. Its totient is φ = 46280.

The previous prime is 70327. The next prime is 70351. The reversal of 70347 is 74307.

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 70347 - 215 = 37579 is a prime.

It is a d-powerful number, because it can be written as 74 + 0 + 32 + 48 + 74 .

It is an alternating number because its digits alternate between odd and even.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 70347.

It is not an unprimeable number, because it can be changed into a prime (70327) 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, 304 + ... + 482.

It is an arithmetic number, because the mean of its divisors is an integer number (11880).

270347 is an apocalyptic number.

70347 is a deficient number, since it is larger than the sum of its proper divisors (24693).

70347 is a wasteful number, since it uses less digits than its factorization.

70347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313.

The product of its (nonzero) digits is 588, while the sum is 21.

The square root of 70347 is about 265.2300887908. The cubic root of 70347 is about 41.2808401142.

The spelling of 70347 in words is "seventy thousand, three hundred forty-seven", and thus it is an iban number.

Divisors: 1 3 131 179 393 537 23449 70347