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130200320 = 285101719
BaseRepresentation
bin1111100001010…
…11001100000000
3100001222212021002
413300223030000
5231312402240
620530351132
73140453525
oct760531400
9301885232
10130200320
1167549478
123772b4a8
1320c88a13
141341314c
15b66cd15
hex7c2b300

130200320 has 36 divisors (see below), whose sum is σ = 311873520. Its totient is φ = 52079616.

The previous prime is 130200313. The next prime is 130200337. The reversal of 130200320 is 23002031.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49580 + ... + 52139.

Almost surely, 2130200320 is an apocalyptic number.

130200320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130200320 is an abundant number, since it is smaller than the sum of its proper divisors (181673200).

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

130200320 is an equidigital number, since it uses as much as digits as its factorization.

130200320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101740 (or 101726 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 130200320 is about 11410.5354826143. The cubic root of 130200320 is about 506.8397684926.

Adding to 130200320 its reverse (23002031), we get a palindrome (153202351).

The spelling of 130200320 in words is "one hundred thirty million, two hundred thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 640 1280 101719 203438 406876 508595 813752 1017190 1627504 2034380 3255008 4068760 6510016 8137520 13020032 16275040 26040064 32550080 65100160 130200320