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130200000 = 26355731
BaseRepresentation
bin1111100001010…
…11000111000000
3100001222211211020
413300223013000
5231312400000
620530345440
73140452560
oct760530700
9301884736
10130200000
1167549207
123772b280
1320c88828
1413412da0
15b66cba0
hex7c2b1c0

130200000 has 336 divisors, whose sum is σ = 507967488. Its totient is φ = 28800000.

The previous prime is 130199981. The next prime is 130200017. The reversal of 130200000 is 2031.

130200000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (336).

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4199985 + ... + 4200015.

It is an arithmetic number, because the mean of its divisors is an integer number (1511808).

Almost surely, 2130200000 is an apocalyptic number.

130200000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (253983744).

130200000 is an abundant number, since it is smaller than the sum of its proper divisors (377767488).

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

130200000 is an frugal number, since it uses more digits than its factorization.

130200000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78 (or 48 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 6.

The square root of 130200000 is about 11410.5214604767. The cubic root of 130200000 is about 506.8393532636.

Adding to 130200000 its reverse (2031), we get a palindrome (130202031).

The spelling of 130200000 in words is "one hundred thirty million, two hundred thousand".