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5517172 = 221499257
BaseRepresentation
bin10101000010111101110100
3101101022010201
4111002331310
52403022142
6314130244
764616023
oct25027564
911338121
105517172
113129151
121a20984
1311b22cb
14a388ba
1573eab7
hex542f74

5517172 has 12 divisors (see below), whose sum is σ = 9720900. Its totient is φ = 2739776.

The previous prime is 5517167. The next prime is 5517173. The reversal of 5517172 is 2717155.

It can be written as a sum of positive squares in 2 ways, for example, as 481636 + 5035536 = 694^2 + 2244^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5517172.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5517173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4033 + ... + 5224.

It is an arithmetic number, because the mean of its divisors is an integer number (810075).

Almost surely, 25517172 is an apocalyptic number.

It is an amenable number.

5517172 is a deficient number, since it is larger than the sum of its proper divisors (4203728).

5517172 is a wasteful number, since it uses less digits than its factorization.

5517172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9410 (or 9408 counting only the distinct ones).

The product of its digits is 2450, while the sum is 28.

The square root of 5517172 is about 2348.8661094239. The cubic root of 5517172 is about 176.7009323986.

The spelling of 5517172 in words is "five million, five hundred seventeen thousand, one hundred seventy-two".

Divisors: 1 2 4 149 298 596 9257 18514 37028 1379293 2758586 5517172