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348469346917 = 1918340491943
BaseRepresentation
bin1010001001000100110…
…01000100001001100101
31020022110102112222002001
411010202121010021211
521202131123100132
6424030135245301
734114252401556
oct5044231041145
91208412488061
10348469346917
1112486a952aaa
1257651819831
1326b25736043
1412c1a47032d
1590e79a1ce7
hex5122644265

348469346917 has 4 divisors (see below), whose sum is σ = 366809838880. Its totient is φ = 330128854956.

The previous prime is 348469346899. The next prime is 348469346923. The reversal of 348469346917 is 719643964843.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-348469346917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348469346957) 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, 9170245953 + ... + 9170245990.

It is an arithmetic number, because the mean of its divisors is an integer number (91702459720).

Almost surely, 2348469346917 is an apocalyptic number.

It is an amenable number.

348469346917 is a deficient number, since it is larger than the sum of its proper divisors (18340491963).

348469346917 is a wasteful number, since it uses less digits than its factorization.

348469346917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18340491962.

The product of its digits is 94058496, while the sum is 64.

The spelling of 348469346917 in words is "three hundred forty-eight billion, four hundred sixty-nine million, three hundred forty-six thousand, nine hundred seventeen".

Divisors: 1 19 18340491943 348469346917