[go: up one dir, main page]

Search a number
-
+
8140208027 = 77316279791
BaseRepresentation
bin1111001010011000…
…11011011110011011
3210000022020102011012
413211030123132123
5113132343124102
63423424524135
7405502424630
oct74514333633
923008212135
108140208027
1134a7a31856
1216b218064b
139c95c4053
14573164187
15329993752
hex1e531b79b

8140208027 has 16 divisors (see below), whose sum is σ = 9437294592. Its totient is φ = 6876809280.

The previous prime is 8140208017. The next prime is 8140208029. The reversal of 8140208027 is 7208020418.

It is a cyclic number.

It is not a de Polignac number, because 8140208027 - 224 = 8123430811 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8140207984 and 8140208002.

It is not an unprimeable number, because it can be changed into a prime (8140208029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 826502 + ... + 836292.

It is an arithmetic number, because the mean of its divisors is an integer number (589830912).

Almost surely, 28140208027 is an apocalyptic number.

8140208027 is a deficient number, since it is larger than the sum of its proper divisors (1297086565).

8140208027 is a wasteful number, since it uses less digits than its factorization.

8140208027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11498.

The product of its (nonzero) digits is 7168, while the sum is 32.

The square root of 8140208027 is about 90223.1014042413. The cubic root of 8140208027 is about 2011.6164012340.

The spelling of 8140208027 in words is "eight billion, one hundred forty million, two hundred eight thousand, twenty-seven".

Divisors: 1 7 73 511 1627 9791 11389 68537 118771 714743 831397 5003201 15929957 111509699 1162886861 8140208027