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541025 = 52171967
BaseRepresentation
bin10000100000101100001
31000111010222
42010011201
5114303100
615332425
74412222
oct2040541
91014128
10541025
1133a531
12221115
1315c344
14101249
15aa485
hex84161

541025 has 24 divisors (see below), whose sum is σ = 758880. Its totient is φ = 380160.

The previous prime is 541007. The next prime is 541027. The reversal of 541025 is 520145.

It is not a de Polignac number, because 541025 - 26 = 540961 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a junction number, because it is equal to n+sod(n) for n = 540994 and 541012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541027) 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, 8042 + ... + 8108.

It is an arithmetic number, because the mean of its divisors is an integer number (31620).

2541025 is an apocalyptic number.

541025 is the 425-th octagonal number.

It is an amenable number.

541025 is a deficient number, since it is larger than the sum of its proper divisors (217855).

541025 is a wasteful number, since it uses less digits than its factorization.

541025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113 (or 108 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 541025 is about 735.5440163580. The cubic root of 541025 is about 81.4840196001.

The spelling of 541025 in words is "five hundred forty-one thousand, twenty-five".

Divisors: 1 5 17 19 25 67 85 95 323 335 425 475 1139 1273 1615 1675 5695 6365 8075 21641 28475 31825 108205 541025