Search a number
-
+
130124232544 = 252327686923
BaseRepresentation
bin111100100110000000…
…0100011011101100000
3110102212120200220122011
41321030000203131200
54112443300420134
6135440033522304
712254412504235
oct1711400433540
9412776626564
10130124232544
1150204811959
1221276413394
13c369851107
146425ba778c
1535b8c03264
hex1e4c023760

130124232544 has 36 divisors (see below), whose sum is σ = 267804745236. Its totient is φ = 62233320512.

The previous prime is 130124232527. The next prime is 130124232577. The reversal of 130124232544 is 445232421031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3826534 + ... + 3860389.

It is an arithmetic number, because the mean of its divisors is an integer number (7439020701).

Almost surely, 2130124232544 is an apocalyptic number.

It is an amenable number.

130124232544 is an abundant number, since it is smaller than the sum of its proper divisors (137680512692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130124232544 is an equidigital number, since it uses as much as digits as its factorization.

130124232544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7686979 (or 7686948 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 130124232544 its reverse (445232421031), we get a palindrome (575356653575).

The spelling of 130124232544 in words is "one hundred thirty billion, one hundred twenty-four million, two hundred thirty-two thousand, five hundred forty-four".

Divisors: 1 2 4 8 16 23 32 46 92 184 368 529 736 1058 2116 4232 8464 16928 7686923 15373846 30747692 61495384 122990768 176799229 245981536 353598458 707196916 1414393832 2828787664 4066382267 5657575328 8132764534 16265529068 32531058136 65062116272 130124232544