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6348013427 = 7906859061
BaseRepresentation
bin1011110100101111…
…01111111101110011
3121101101220111100102
411322113233331303
5101000042412202
62525523543015
7313211136530
oct57227577563
917341814312
106348013427
112768319498
121291b2aa6b
137a2207982
1444311dd87
1527247cd02
hex17a5eff73

6348013427 has 4 divisors (see below), whose sum is σ = 7254872496. Its totient is φ = 5441154360.

The previous prime is 6348013421. The next prime is 6348013429. The reversal of 6348013427 is 7243108436.

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 6348013427 - 28 = 6348013171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6348013421) 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, 453429524 + ... + 453429537.

It is an arithmetic number, because the mean of its divisors is an integer number (1813718124).

Almost surely, 26348013427 is an apocalyptic number.

6348013427 is a deficient number, since it is larger than the sum of its proper divisors (906859069).

6348013427 is an equidigital number, since it uses as much as digits as its factorization.

6348013427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906859068.

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 6348013427 is about 79674.4214098854. The cubic root of 6348013427 is about 1851.5947706516.

The spelling of 6348013427 in words is "six billion, three hundred forty-eight million, thirteen thousand, four hundred twenty-seven".

Divisors: 1 7 906859061 6348013427