Search a number
-
+
3161141025 = 352733118191
BaseRepresentation
bin1011110001101011…
…0010111100100001
322011022020121021020
42330122302330201
522433223003100
61241402120053
7141223153410
oct27432627441
98138217236
103161141025
111382422049
127427b0029
133b4bb4463
1421db91477
151377c45a0
hexbc6b2f21

3161141025 has 48 divisors (see below), whose sum is σ = 5991426048. Its totient is φ = 1440648000.

The previous prime is 3161140981. The next prime is 3161141033. The reversal of 3161141025 is 5201411613.

It is a happy number.

It is not a de Polignac number, because 3161141025 - 210 = 3161140001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3161140986 and 3161141004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 164680 + ... + 182870.

It is an arithmetic number, because the mean of its divisors is an integer number (124821376).

Almost surely, 23161141025 is an apocalyptic number.

3161141025 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3161141025 is a deficient number, since it is larger than the sum of its proper divisors (2830285023).

3161141025 is a wasteful number, since it uses less digits than its factorization.

3161141025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18542 (or 18537 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 3161141025 is about 56224.0253361497. The cubic root of 3161141025 is about 1467.6233867776.

Adding to 3161141025 its reverse (5201411613), we get a palindrome (8362552638).

The spelling of 3161141025 in words is "three billion, one hundred sixty-one million, one hundred forty-one thousand, twenty-five".

Divisors: 1 3 5 7 15 21 25 35 75 105 175 331 525 993 1655 2317 4965 6951 8275 11585 18191 24825 34755 54573 57925 90955 127337 173775 272865 382011 454775 636685 1364325 1910055 3183425 6021221 9550275 18063663 30106105 42148547 90318315 126445641 150530525 210742735 451591575 632228205 1053713675 3161141025