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348068801477 = 17103319820557
BaseRepresentation
bin1010001000010101000…
…01000110101111000101
31020021102111212011000202
411010022201012233011
521200321103121402
6423522310220245
734101316665605
oct5041241065705
91207374764022
10348068801477
11124684845311
125755b654685
1326a907633c7
1412bbd1a6c05
1590c2731b02
hex510a846bc5

348068801477 has 8 divisors (see below), whose sum is σ = 368900225496. Its totient is φ = 327277020672.

The previous prime is 348068801467. The next prime is 348068801489. The reversal of 348068801477 is 774108860843.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 112805969956 + 235262831521 = 335866^2 + 485039^2 .

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 348068801477 - 28 = 348068801221 is a prime.

It is a super-3 number, since 3×3480688014773 (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348068801407) 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, 9892718 + ... + 9927839.

It is an arithmetic number, because the mean of its divisors is an integer number (46112528187).

Almost surely, 2348068801477 is an apocalyptic number.

It is an amenable number.

348068801477 is a deficient number, since it is larger than the sum of its proper divisors (20831424019).

348068801477 is a wasteful number, since it uses less digits than its factorization.

348068801477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19821607.

The product of its (nonzero) digits is 7225344, while the sum is 56.

The spelling of 348068801477 in words is "three hundred forty-eight billion, sixty-eight million, eight hundred one thousand, four hundred seventy-seven".

Divisors: 1 17 1033 17561 19820557 336949469 20474635381 348068801477