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5179285 = 51377561
BaseRepresentation
bin10011110000011110010101
3100202010122101
4103300132111
52311214120
6303002101
762010646
oct23603625
910663571
105179285
112a18301
121899331
1310c4587
1498b6cd
156c490a
hex4f0795

5179285 has 8 divisors (see below), whose sum is σ = 6261336. Its totient is φ = 4112640.

The previous prime is 5179249. The next prime is 5179289. The reversal of 5179285 is 5829715.

It can be written as a sum of positive squares in 4 ways, for example, as 264196 + 4915089 = 514^2 + 2217^2 .

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

It is not a de Polignac number, because 5179285 - 213 = 5171093 is a prime.

It is a super-3 number, since 3×51792853 (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5179289) 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, 3096 + ... + 4465.

It is an arithmetic number, because the mean of its divisors is an integer number (782667).

Almost surely, 25179285 is an apocalyptic number.

It is an amenable number.

5179285 is a deficient number, since it is larger than the sum of its proper divisors (1082051).

5179285 is a wasteful number, since it uses less digits than its factorization.

5179285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7703.

The product of its digits is 25200, while the sum is 37.

The square root of 5179285 is about 2275.8042534454. The cubic root of 5179285 is about 173.0174617901.

The spelling of 5179285 in words is "five million, one hundred seventy-nine thousand, two hundred eighty-five".

Divisors: 1 5 137 685 7561 37805 1035857 5179285