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104446780 = 2255222339
BaseRepresentation
bin1100011100110…
…11101100111100
321021112110001021
412032123230330
5203214244110
614210353524
72405532364
oct616335474
9237473037
10104446780
1153a59459
122ab8b8a4
131883c839
14dc2b9a4
1592822da
hex639bb3c

104446780 has 12 divisors (see below), whose sum is σ = 219338280. Its totient is φ = 41778704.

The previous prime is 104446757. The next prime is 104446789. The reversal of 104446780 is 87644401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104446789) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2611150 + ... + 2611189.

It is an arithmetic number, because the mean of its divisors is an integer number (18278190).

Almost surely, 2104446780 is an apocalyptic number.

104446780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104446780 is an abundant number, since it is smaller than the sum of its proper divisors (114891500).

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

104446780 is a wasteful number, since it uses less digits than its factorization.

104446780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5222348 (or 5222346 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 104446780 is about 10219.9207433326. The cubic root of 104446780 is about 470.9393917412.

The spelling of 104446780 in words is "one hundred four million, four hundred forty-six thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 5222339 10444678 20889356 26111695 52223390 104446780