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104131130 = 2534929837
BaseRepresentation
bin1100011010011…
…10101000111010
321020221102001112
412031032220322
5203124144010
614155520322
72403046205
oct615165072
9236842045
10104131130
1153863294
122aa590a2
131875bc6c
14db8893c
15921da05
hex634ea3a

104131130 has 16 divisors (see below), whose sum is σ = 187979400. Its totient is φ = 41531712.

The previous prime is 104131129. The next prime is 104131133. The reversal of 104131130 is 31131401.

It can be written as a sum of positive squares in 4 ways, for example, as 67782289 + 36348841 = 8233^2 + 6029^2 .

It is not an unprimeable number, because it can be changed into a prime (104131133) 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, 11429 + ... + 18408.

Almost surely, 2104131130 is an apocalyptic number.

104131130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

104131130 is a deficient number, since it is larger than the sum of its proper divisors (83848270).

104131130 is a wasteful number, since it uses less digits than its factorization.

104131130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30193.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 104131130 is about 10204.4661790806. The cubic root of 104131130 is about 470.4645023009.

Adding to 104131130 its reverse (31131401), we get a palindrome (135262531).

The spelling of 104131130 in words is "one hundred four million, one hundred thirty-one thousand, one hundred thirty".

Divisors: 1 2 5 10 349 698 1745 3490 29837 59674 149185 298370 10413113 20826226 52065565 104131130