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395713080 = 233357173079
BaseRepresentation
bin10111100101100…
…001101000111000
31000120121022022000
4113211201220320
51302300304310
6103133301000
712543335310
oct2745415070
91016538260
10395713080
11193408104
12b0634760
1363ca0269
143a7aa440
1524b184c0
hex17961a38

395713080 has 256 divisors, whose sum is σ = 1596672000. Its totient is φ = 85100544.

The previous prime is 395713079. The next prime is 395713081. The reversal of 395713080 is 80317593.

395713080 is a `hidden beast` number, since 3 + 9 + 571 + 3 + 0 + 80 = 666.

It is an interprime number because it is at equal distance from previous prime (395713079) and next prime (395713081).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (395713081) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 126981 + ... + 130059.

It is an arithmetic number, because the mean of its divisors is an integer number (6237000).

Almost surely, 2395713080 is an apocalyptic number.

395713080 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 395713080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (798336000).

395713080 is an abundant number, since it is smaller than the sum of its proper divisors (1200958920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

395713080 is a wasteful number, since it uses less digits than its factorization.

395713080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3123 (or 3113 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 395713080 is about 19892.5382995735. The cubic root of 395713080 is about 734.1646486233.

The spelling of 395713080 in words is "three hundred ninety-five million, seven hundred thirteen thousand, eighty".