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475075747 = 6115151577
BaseRepresentation
bin11100010100010…
…001010010100011
31020002221100102001
4130110101102203
51433104410442
6115050304431
714526035326
oct3424212243
91202840361
10475075747
11224193493
12113128117
1377569513
14471487bd
152ba932b7
hex1c5114a3

475075747 has 8 divisors (see below), whose sum is σ = 486071072. Its totient is φ = 464184000.

The previous prime is 475075723. The next prime is 475075759. The reversal of 475075747 is 747570574.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-475075747 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 475075697 and 475075706.

It is not an unprimeable number, because it can be changed into a prime (475075717) 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, 16578 + ... + 34999.

It is an arithmetic number, because the mean of its divisors is an integer number (60758884).

Almost surely, 2475075747 is an apocalyptic number.

475075747 is a deficient number, since it is larger than the sum of its proper divisors (10995325).

475075747 is a wasteful number, since it uses less digits than its factorization.

475075747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51789.

The product of its (nonzero) digits is 960400, while the sum is 46.

The square root of 475075747 is about 21796.2324037894. The cubic root of 475075747 is about 780.2868477084.

The spelling of 475075747 in words is "four hundred seventy-five million, seventy-five thousand, seven hundred forty-seven".

Divisors: 1 61 151 9211 51577 3146197 7788127 475075747