[go: up one dir, main page]

Search a number
-
+
8745125 = 53431627
BaseRepresentation
bin100001010111…
…000010100101
3121110022001112
4201113002211
54214321000
6511234405
7134221664
oct41270245
917408045
108745125
114a33384
122b18a05
131a7263c
141238ddb
15b7b235
hex8570a5

8745125 has 16 divisors (see below), whose sum is σ = 11174592. Its totient is φ = 6829200.

The previous prime is 8745119. The next prime is 8745133. The reversal of 8745125 is 5215478.

It is not a de Polignac number, because 8745125 - 210 = 8744101 is a prime.

It is a super-2 number, since 2×87451252 = 152954422531250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8745091 and 8745100.

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, 4562 + ... + 6188.

It is an arithmetic number, because the mean of its divisors is an integer number (698412).

Almost surely, 28745125 is an apocalyptic number.

It is an amenable number.

8745125 is a deficient number, since it is larger than the sum of its proper divisors (2429467).

8745125 is a wasteful number, since it uses less digits than its factorization.

8745125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1685 (or 1675 counting only the distinct ones).

The product of its digits is 11200, while the sum is 32.

The square root of 8745125 is about 2957.2157513445. The cubic root of 8745125 is about 206.0259888033.

The spelling of 8745125 in words is "eight million, seven hundred forty-five thousand, one hundred twenty-five".

Divisors: 1 5 25 43 125 215 1075 1627 5375 8135 40675 69961 203375 349805 1749025 8745125