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25940117 = 759107587
BaseRepresentation
bin110001011110…
…1000010010101
31210210220011002
41202331002111
523120040432
62323553045
7433326110
oct142750225
953726132
1025940117
1113708215
12882b785
1354b30a8
143633577
152425e62
hex18bd095

25940117 has 16 divisors (see below), whose sum is σ = 30481920. Its totient is φ = 21616368.

The previous prime is 25940107. The next prime is 25940179. The reversal of 25940117 is 71104952.

It is a cyclic number.

It is not a de Polignac number, because 25940117 - 26 = 25940053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25940117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25940107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43898 + ... + 44484.

It is an arithmetic number, because the mean of its divisors is an integer number (1905120).

Almost surely, 225940117 is an apocalyptic number.

It is an amenable number.

25940117 is a deficient number, since it is larger than the sum of its proper divisors (4541803).

25940117 is a wasteful number, since it uses less digits than its factorization.

25940117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 25940117 is about 5093.1441173405. The cubic root of 25940117 is about 296.0219920658.

The spelling of 25940117 in words is "twenty-five million, nine hundred forty thousand, one hundred seventeen".

Divisors: 1 7 59 107 413 587 749 4109 6313 34633 44191 62809 242431 439663 3705731 25940117