Search a number
-
+
130325311232 = 286120394093
BaseRepresentation
bin111100101011111111…
…1100110111100000000
3110110101121001202201222
41321113333212330000
54113401234424412
6135512015414212
712262403603414
oct1712777467400
9413347052658
10130325311232
11502a8271296
1221311824368
13c39c3c539c
14644478ad44
1535cb6c2072
hex1e57fe6f00

130325311232 has 72 divisors (see below), whose sum is σ = 264600460320. Its totient is φ = 64047329280.

The previous prime is 130325311201. The next prime is 130325311247. The reversal of 130325311232 is 232113523031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31838978 + ... + 31843070.

Almost surely, 2130325311232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130325311232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132300230160).

130325311232 is an abundant number, since it is smaller than the sum of its proper divisors (134275149088).

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

130325311232 is an equidigital number, since it uses as much as digits as its factorization.

130325311232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6209 (or 6195 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 130325311232 its reverse (232113523031), we get a palindrome (362438834263).

The spelling of 130325311232 in words is "one hundred thirty billion, three hundred twenty-five million, three hundred eleven thousand, two hundred thirty-two".

Divisors: 1 2 4 8 16 32 61 64 122 128 244 256 488 976 1952 2039 3904 4078 4093 7808 8156 8186 15616 16312 16372 32624 32744 65248 65488 124379 130496 130976 248758 249673 260992 261952 497516 499346 521984 523904 995032 998692 1047808 1990064 1997384 3980128 3994768 7960256 7989536 8345627 15920512 15979072 16691254 31841024 31958144 33382508 63916288 66765016 133530032 267060064 509083247 534120128 1018166494 1068240256 2036332988 2136480512 4072665976 8145331952 16290663904 32581327808 65162655616 130325311232