Search a number
-
+
2027015125 = 5316216121
BaseRepresentation
bin111100011010001…
…1100101111010101
312020021012001000021
41320310130233111
513122403441000
6533045545141
7101142226042
oct17064345725
95207161007
102027015125
11950219513
12486a151b1
13263c45845
141532cc1c9
15bce4c11a
hex78d1cbd5

2027015125 has 8 divisors (see below), whose sum is σ = 2529715032. Its totient is φ = 1621612000.

The previous prime is 2027015099. The next prime is 2027015129. The reversal of 2027015125 is 5215107202.

It can be written as a sum of positive squares in 4 ways, for example, as 299947761 + 1727067364 = 17319^2 + 41558^2 .

It is a de Polignac number, because none of the positive numbers 2k-2027015125 is a prime.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2027015125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2027015129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8107936 + ... + 8108185.

It is an arithmetic number, because the mean of its divisors is an integer number (316214379).

Almost surely, 22027015125 is an apocalyptic number.

2027015125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2027015125 is a deficient number, since it is larger than the sum of its proper divisors (502699907).

2027015125 is an equidigital number, since it uses as much as digits as its factorization.

2027015125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16216136 (or 16216126 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 25.

The square root of 2027015125 is about 45022.3847102750. The cubic root of 2027015125 is about 1265.5685186398.

The spelling of 2027015125 in words is "two billion, twenty-seven million, fifteen thousand, one hundred twenty-five".

Divisors: 1 5 25 125 16216121 81080605 405403025 2027015125