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5147172 = 223347659
BaseRepresentation
bin10011101000101000100100
3100200111121000
4103220220210
52304202142
6302153300
761515222
oct23505044
910614530
105147172
1129a6168
121882830
1310b2a84
1497db12
156ba14c
hex4e8a24

5147172 has 24 divisors (see below), whose sum is σ = 13344800. Its totient is φ = 1715688.

The previous prime is 5147167. The next prime is 5147179. The reversal of 5147172 is 2717415.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (5147179) 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, 23722 + ... + 23937.

Almost surely, 25147172 is an apocalyptic number.

It is an amenable number.

5147172 is an abundant number, since it is smaller than the sum of its proper divisors (8197628).

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

5147172 is a wasteful number, since it uses less digits than its factorization.

5147172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47672 (or 47664 counting only the distinct ones).

The product of its digits is 1960, while the sum is 27.

The square root of 5147172 is about 2268.7379751747. The cubic root of 5147172 is about 172.6591348132.

The spelling of 5147172 in words is "five million, one hundred forty-seven thousand, one hundred seventy-two".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 47659 95318 142977 190636 285954 428931 571908 857862 1286793 1715724 2573586 5147172