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503125 = 55723
BaseRepresentation
bin1111010110101010101
3221120011021
41322311111
5112100000
614441141
74163560
oct1726525
9846137
10503125
11314007
122031b1
1314800c
14d14d7
159e11a
hex7ad55

503125 has 24 divisors (see below), whose sum is σ = 749952. Its totient is φ = 330000.

The previous prime is 503123. The next prime is 503131. The reversal of 503125 is 521305.

It is not a de Polignac number, because 503125 - 21 = 503123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 503099 and 503108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503123) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21864 + ... + 21886.

It is an arithmetic number, because the mean of its divisors is an integer number (31248).

2503125 is an apocalyptic number.

It is an amenable number.

503125 is a deficient number, since it is larger than the sum of its proper divisors (246827).

503125 is an frugal number, since it uses more digits than its factorization.

503125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55 (or 35 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 503125 is about 709.3130479556. The cubic root of 503125 is about 79.5350635778.

The spelling of 503125 in words is "five hundred three thousand, one hundred twenty-five".

Divisors: 1 5 7 23 25 35 115 125 161 175 575 625 805 875 2875 3125 4025 4375 14375 20125 21875 71875 100625 503125