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24890125 = 531317253
BaseRepresentation
bin101111011110…
…0101100001101
31201211112211111
41132330230031
522332441000
62245252021
7421363651
oct136745415
951745744
1024890125
1113060357
128404011
1352061b0
14343ca61
1522b9cba
hex17bcb0d

24890125 has 48 divisors (see below), whose sum is σ = 36206352. Its totient is φ = 16972800.

The previous prime is 24890113. The next prime is 24890143. The reversal of 24890125 is 52109842.

It can be written as a sum of positive squares in 24 ways, for example, as 21215236 + 3674889 = 4606^2 + 1917^2 .

It is not a de Polignac number, because 24890125 - 211 = 24888077 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 469599 + ... + 469651.

It is an arithmetic number, because the mean of its divisors is an integer number (754299).

Almost surely, 224890125 is an apocalyptic number.

24890125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

24890125 is a deficient number, since it is larger than the sum of its proper divisors (11316227).

24890125 is a wasteful number, since it uses less digits than its factorization.

24890125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 24890125 is about 4989.0004008819. Note that the first 3 decimals coincide. The cubic root of 24890125 is about 291.9727761258.

Adding to 24890125 its reverse (52109842), we get a palindrome (76999967).

The spelling of 24890125 in words is "twenty-four million, eight hundred ninety thousand, one hundred twenty-five".

Divisors: 1 5 13 17 25 53 65 85 125 221 265 289 325 425 689 901 1105 1325 1445 1625 2125 3445 3757 4505 5525 6625 7225 11713 15317 17225 18785 22525 27625 36125 58565 76585 86125 93925 112625 199121 292825 382925 469625 995605 1464125 1914625 4978025 24890125