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130415900 = 22522944971
BaseRepresentation
bin1111100010111…
…11110100011100
3100002101210222112
413301133310130
5231341302100
620535133152
73142342166
oct761376434
9302353875
10130415900
116768643a
12378141b8
1321032b94
141346b936
15b6b1b35
hex7c5fd1c

130415900 has 36 divisors (see below), whose sum is σ = 292767720. Its totient is φ = 50366400.

The previous prime is 130415869. The next prime is 130415927. The reversal of 130415900 is 9514031.

It is a happy number.

130415900 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19586 + ... + 25385.

Almost surely, 2130415900 is an apocalyptic number.

130415900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130415900 is an abundant number, since it is smaller than the sum of its proper divisors (162351820).

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

130415900 is a wasteful number, since it uses less digits than its factorization.

130415900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45014 (or 45007 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 130415900 is about 11419.9781085605. The cubic root of 130415900 is about 507.1193486236.

Adding to 130415900 its reverse (9514031), we get a palindrome (139929931).

The spelling of 130415900 in words is "one hundred thirty million, four hundred fifteen thousand, nine hundred".

Divisors: 1 2 4 5 10 20 25 29 50 58 100 116 145 290 580 725 1450 2900 44971 89942 179884 224855 449710 899420 1124275 1304159 2248550 2608318 4497100 5216636 6520795 13041590 26083180 32603975 65207950 130415900