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397795103 = 3718159399
BaseRepresentation
bin10111101101011…
…101111100011111
31000201112002021222
4113231131330133
51303313420403
6103250043555
712600126326
oct2755357437
91021462258
10397795103
111945aa392
12b12795bb
136454bb24
143ab8d0bd
1524dca338
hex17b5df1f

397795103 has 8 divisors (see below), whose sum is σ = 410810400. Its totient is φ = 384899040.

The previous prime is 397795093. The next prime is 397795109. The reversal of 397795103 is 301597793.

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 397795103 - 210 = 397794079 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 (397795109) 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, 23003 + ... + 36396.

It is an arithmetic number, because the mean of its divisors is an integer number (51351300).

Almost surely, 2397795103 is an apocalyptic number.

397795103 is a deficient number, since it is larger than the sum of its proper divisors (13015297).

397795103 is a wasteful number, since it uses less digits than its factorization.

397795103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59617.

The product of its (nonzero) digits is 178605, while the sum is 44.

The square root of 397795103 is about 19944.8014028719. The cubic root of 397795103 is about 735.4499862241.

The spelling of 397795103 in words is "three hundred ninety-seven million, seven hundred ninety-five thousand, one hundred three".

Divisors: 1 37 181 6697 59399 2197763 10751219 397795103