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803250825 = 352137511097
BaseRepresentation
bin101111111000001…
…010001010001001
32001222110100222120
4233320022022021
53121113011300
6211412241453
725622343066
oct5770121211
92058410876
10803250825
11382461263
121a5010289
13ca550760
1478973c6d
154a7ba3a0
hex2fe0a289

803250825 has 48 divisors (see below), whose sum is σ = 1433408256. Its totient is φ = 394560000.

The previous prime is 803250823. The next prime is 803250853. The reversal of 803250825 is 528052308.

It is not a de Polignac number, because 803250825 - 21 = 803250823 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (803250823) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 731677 + ... + 732773.

It is an arithmetic number, because the mean of its divisors is an integer number (29862672).

Almost surely, 2803250825 is an apocalyptic number.

It is an amenable number.

803250825 is a deficient number, since it is larger than the sum of its proper divisors (630157431).

803250825 is a wasteful number, since it uses less digits than its factorization.

803250825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1874 (or 1869 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 803250825 is about 28341.6799960764. The cubic root of 803250825 is about 929.5734834590.

The spelling of 803250825 in words is "eight hundred three million, two hundred fifty thousand, eight hundred twenty-five".

Divisors: 1 3 5 13 15 25 39 65 75 195 325 751 975 1097 2253 3291 3755 5485 9763 11265 14261 16455 18775 27425 29289 42783 48815 56325 71305 82275 146445 213915 244075 356525 732225 823847 1069575 2471541 4119235 10710011 12357705 20596175 32130033 53550055 61788525 160650165 267750275 803250825