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130048008 = 23319535381
BaseRepresentation
bin1111100000001…
…10000000001000
3100001201010022220
413300012000020
5231243014013
620523214040
73136250466
oct760060010
9301633286
10130048008
1167454aa2
1237677320
1320c345ac
14133b3836
15b63cb23
hex7c06008

130048008 has 64 divisors (see below), whose sum is σ = 348753600. Its totient is φ = 40285440.

The previous prime is 130048001. The next prime is 130048031. The reversal of 130048008 is 800840031.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (130048001) 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, 21478 + ... + 26858.

It is an arithmetic number, because the mean of its divisors is an integer number (5449275).

Almost surely, 2130048008 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 130048008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174376800).

130048008 is an abundant number, since it is smaller than the sum of its proper divisors (218705592).

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

130048008 is a wasteful number, since it uses less digits than its factorization.

130048008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5462 (or 5458 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 130048008 is about 11403.8593467299. The cubic root of 130048008 is about 506.6420528979.

Adding to 130048008 its reverse (800840031), we get a palindrome (930888039).

It can be divided in two parts, 13004 and 8008, that added together give a palindrome (21012).

The spelling of 130048008 in words is "one hundred thirty million, forty-eight thousand, eight".

Divisors: 1 2 3 4 6 8 12 19 24 38 53 57 76 106 114 152 159 212 228 318 424 456 636 1007 1272 2014 3021 4028 5381 6042 8056 10762 12084 16143 21524 24168 32286 43048 64572 102239 129144 204478 285193 306717 408956 570386 613434 817912 855579 1140772 1226868 1711158 2281544 2453736 3422316 5418667 6844632 10837334 16256001 21674668 32512002 43349336 65024004 130048008