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26145325 = 524092557
BaseRepresentation
bin110001110111…
…1001000101101
31211012022122101
41203233020231
523143122300
62332215101
7435142303
oct143571055
954168571
1026145325
1113838408
12890a491
13555560b
143688273
152466b6a
hex18ef22d

26145325 has 12 divisors (see below), whose sum is σ = 32512180. Its totient is φ = 20856960.

The previous prime is 26145323. The next prime is 26145389. The reversal of 26145325 is 52354162.

It can be written as a sum of positive squares in 6 ways, for example, as 114921 + 26030404 = 339^2 + 5102^2 .

It is not a de Polignac number, because 26145325 - 21 = 26145323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26145293 and 26145302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26145323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8947 + ... + 11503.

Almost surely, 226145325 is an apocalyptic number.

26145325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

26145325 is the 2557-th decagonal number.

It is an amenable number.

26145325 is a deficient number, since it is larger than the sum of its proper divisors (6366855).

26145325 is a wasteful number, since it uses less digits than its factorization.

26145325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2976 (or 2971 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 26145325 is about 5113.2499449958. The cubic root of 26145325 is about 296.8005364489.

Adding to 26145325 its reverse (52354162), we get a palindrome (78499487).

The spelling of 26145325 in words is "twenty-six million, one hundred forty-five thousand, three hundred twenty-five".

Divisors: 1 5 25 409 2045 2557 10225 12785 63925 1045813 5229065 26145325