Search a number
-
+
8000125 = 53741223
BaseRepresentation
bin11110100001001001111101
3120001110002221
4132201021331
54022001000
6443245341
7124666660
oct36411175
916043087
108000125
114574681
122819851
131871503
1410c36d7
15a8061a
hex7a127d

8000125 has 32 divisors (see below), whose sum is σ = 11741184. Its totient is φ = 5328000.

The previous prime is 8000119. The next prime is 8000141. The reversal of 8000125 is 5210008.

It is a happy number.

It is a sliding number, since 8000125 = 125 + 8000000 and 1/125 + 1/8000000 = 0.008000125.

It is not a de Polignac number, because 8000125 - 23 = 8000117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8000099 and 8000108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35764 + ... + 35986.

It is an arithmetic number, because the mean of its divisors is an integer number (366912).

Almost surely, 28000125 is an apocalyptic number.

It is an amenable number.

8000125 is a deficient number, since it is larger than the sum of its proper divisors (3741059).

8000125 is a wasteful number, since it uses less digits than its factorization.

8000125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286 (or 276 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 8000125 is about 2828.4492217468. The cubic root of 8000125 is about 200.0010416612.

It can be divided in two parts, 8000 and 125, that multiplied together give a 6-th power (1000000 = 106).

The spelling of 8000125 in words is "eight million, one hundred twenty-five", and thus it is an aban number.

Divisors: 1 5 7 25 35 41 125 175 205 223 287 875 1025 1115 1435 1561 5125 5575 7175 7805 9143 27875 35875 39025 45715 64001 195125 228575 320005 1142875 1600025 8000125