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348130597 = 1918322663
BaseRepresentation
bin10100110000000…
…000110100100101
3220021001212101211
4110300000310211
51203110134342
654313351421
711425030003
oct2460006445
9807055354
10348130597
11169568741
1298708571
1357180349
1434341a73
1520869c17
hex14c00d25

348130597 has 4 divisors (see below), whose sum is σ = 366453280. Its totient is φ = 329807916.

The previous prime is 348130583. The next prime is 348130633. The reversal of 348130597 is 795031843.

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, and also an emirpimes, since its reverse is a distinct semiprime: 795031843 = 1746766579.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-348130597 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 (348130897) 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, 9161313 + ... + 9161350.

It is an arithmetic number, because the mean of its divisors is an integer number (91613320).

Almost surely, 2348130597 is an apocalyptic number.

It is an amenable number.

348130597 is a deficient number, since it is larger than the sum of its proper divisors (18322683).

348130597 is a wasteful number, since it uses less digits than its factorization.

348130597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18322682.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 348130597 is about 18658.2581448537. The cubic root of 348130597 is about 703.4729430688.

The spelling of 348130597 in words is "three hundred forty-eight million, one hundred thirty thousand, five hundred ninety-seven".

Divisors: 1 19 18322663 348130597