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130123060 = 22516738959
BaseRepresentation
bin1111100000110…
…00010100110100
3100001211221021121
413300120110310
5231302414220
620524553324
73140012344
oct760302464
9301757247
10130123060
11674a6421
12376b2844
1320c5c7c2
14133d2d24
15b654eaa
hex7c18534

130123060 has 24 divisors (see below), whose sum is σ = 274901760. Its totient is φ = 51736224.

The previous prime is 130123009. The next prime is 130123061. The reversal of 130123060 is 60321031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130123061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16140 + ... + 22819.

It is an arithmetic number, because the mean of its divisors is an integer number (11454240).

Almost surely, 2130123060 is an apocalyptic number.

130123060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130123060 is an abundant number, since it is smaller than the sum of its proper divisors (144778700).

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

130123060 is a wasteful number, since it uses less digits than its factorization.

130123060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39135 (or 39133 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 130123060 is about 11407.1495124768. The cubic root of 130123060 is about 506.7394968790.

Adding to 130123060 its reverse (60321031), we get a palindrome (190444091).

The spelling of 130123060 in words is "one hundred thirty million, one hundred twenty-three thousand, sixty".

Divisors: 1 2 4 5 10 20 167 334 668 835 1670 3340 38959 77918 155836 194795 389590 779180 6506153 13012306 26024612 32530765 65061530 130123060