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25055034 = 2319271811
BaseRepresentation
bin101111110010…
…0111100111010
31202010221001020
41133210330322
522403230114
62253003310
7422651514
oct137447472
952127036
1025055034
1113163244
128483536
135263284
143482bb4
1522edaa9
hex17e4f3a

25055034 has 32 divisors (see below), whose sum is σ = 53007360. Its totient is φ = 7873200.

The previous prime is 25055033. The next prime is 25055077. The reversal of 25055034 is 43055052.

It is a junction number, because it is equal to n+sod(n) for n = 25054995 and 25055013.

It is not an unprimeable number, because it can be changed into a prime (25055033) 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, 30489 + ... + 31299.

It is an arithmetic number, because the mean of its divisors is an integer number (1656480).

Almost surely, 225055034 is an apocalyptic number.

25055034 is an abundant number, since it is smaller than the sum of its proper divisors (27952326).

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

25055034 is a wasteful number, since it uses less digits than its factorization.

25055034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1106.

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 25055034 is about 5005.5003745879. The cubic root of 25055034 is about 292.6161770948.

The spelling of 25055034 in words is "twenty-five million, fifty-five thousand, thirty-four".

Divisors: 1 2 3 6 19 38 57 114 271 542 811 813 1622 1626 2433 4866 5149 10298 15409 15447 30818 30894 46227 92454 219781 439562 659343 1318686 4175839 8351678 12527517 25055034