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130321123000 = 2353130321123
BaseRepresentation
bin111100101011110111…
…1101000011010111000
3110110101022011222120021
41321113233220122320
54113344201414000
6135511345540224
712262323161005
oct1712757503270
9413338158507
10130321123000
11502a5970642
1221310344674
13c39b589c43
146443dba8ac
1535cb14611a
hex1e57be86b8

130321123000 has 32 divisors (see below), whose sum is σ = 304951430160. Its totient is φ = 52128448800.

The previous prime is 130321122991. The next prime is 130321123003. The reversal of 130321123000 is 321123031.

It is a super-2 number, since 2×1303211230002 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130321123003) 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, 65159562 + ... + 65161561.

Almost surely, 2130321123000 is an apocalyptic number.

130321123000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130321123000 is an abundant number, since it is smaller than the sum of its proper divisors (174630307160).

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

130321123000 is a wasteful number, since it uses less digits than its factorization.

130321123000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130321144 (or 130321130 counting only the distinct ones).

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

Adding to 130321123000 its reverse (321123031), we get a palindrome (130642246031).

The spelling of 130321123000 in words is "one hundred thirty billion, three hundred twenty-one million, one hundred twenty-three thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 1000 130321123 260642246 521284492 651605615 1042568984 1303211230 2606422460 3258028075 5212844920 6516056150 13032112300 16290140375 26064224600 32580280750 65160561500 130321123000