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10872125 = 53117907
BaseRepresentation
bin101001011110…
…010100111101
3202110100202022
4221132110331
510240402000
61025005525
7161261105
oct51362475
922410668
1010872125
116156430
1237838a5
132338814
141630205
15e4b585
hexa5e53d

10872125 has 16 divisors (see below), whose sum is σ = 14803776. Its totient is φ = 7906000.

The previous prime is 10872101. The next prime is 10872131. The reversal of 10872125 is 52127801.

It is not a de Polignac number, because 10872125 - 28 = 10871869 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10872094 and 10872103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2579 + ... + 5328.

It is an arithmetic number, because the mean of its divisors is an integer number (925236).

Almost surely, 210872125 is an apocalyptic number.

It is an amenable number.

10872125 is a deficient number, since it is larger than the sum of its proper divisors (3931651).

10872125 is an equidigital number, since it uses as much as digits as its factorization.

10872125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7933 (or 7923 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 26.

The square root of 10872125 is about 3297.2905543795. The cubic root of 10872125 is about 221.5328555909.

Adding to 10872125 its reverse (52127801), we get a palindrome (62999926).

The spelling of 10872125 in words is "ten million, eight hundred seventy-two thousand, one hundred twenty-five".

Divisors: 1 5 11 25 55 125 275 1375 7907 39535 86977 197675 434885 988375 2174425 10872125