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5515125 = 353711191
BaseRepresentation
bin10101000010011101110101
3101101012022220
4111002131311
52402441000
6314112553
764610040
oct25023565
911335286
105515125
113127660
121a1b759
1311b13b5
14a37c57
1573e1a0
hex542775

5515125 has 64 divisors (see below), whose sum is σ = 11501568. Its totient is φ = 2280000.

The previous prime is 5515099. The next prime is 5515141. The reversal of 5515125 is 5215155.

5515125 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5515125 - 25 = 5515093 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5515095 and 5515104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28780 + ... + 28970.

It is an arithmetic number, because the mean of its divisors is an integer number (179712).

Almost surely, 25515125 is an apocalyptic number.

5515125 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5515125 is an abundant number, since it is smaller than the sum of its proper divisors (5986443).

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

5515125 is a wasteful number, since it uses less digits than its factorization.

5515125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227 (or 217 counting only the distinct ones).

The product of its digits is 1250, while the sum is 24.

The square root of 5515125 is about 2348.4303268354. The cubic root of 5515125 is about 176.6790763009.

The spelling of 5515125 in words is "five million, five hundred fifteen thousand, one hundred twenty-five".

Divisors: 1 3 5 7 11 15 21 25 33 35 55 75 77 105 125 165 175 191 231 275 375 385 525 573 825 875 955 1155 1337 1375 1925 2101 2625 2865 4011 4125 4775 5775 6303 6685 9625 10505 14325 14707 20055 23875 28875 31515 33425 44121 52525 71625 73535 100275 157575 167125 220605 262625 367675 501375 787875 1103025 1838375 5515125