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10804880 = 2451311031
BaseRepresentation
bin101001001101…
…111010010000
3202022221111202
4221031322100
510231224010
61023330332
7160561052
oct51157220
922287452
1010804880
11610a959
1237509a8
132314028
1416138d2
15e366a5
hexa4de90

10804880 has 40 divisors (see below), whose sum is σ = 25337664. Its totient is φ = 4284800.

The previous prime is 10804861. The next prime is 10804883. The reversal of 10804880 is 8840801.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (10804883) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 9965 + ... + 10995.

Almost surely, 210804880 is an apocalyptic number.

10804880 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 10804880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12668832).

10804880 is an abundant number, since it is smaller than the sum of its proper divisors (14532784).

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

10804880 is a wasteful number, since it uses less digits than its factorization.

10804880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1175 (or 1169 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 29.

The square root of 10804880 is about 3287.0777295342. The cubic root of 10804880 is about 221.0751776343.

The spelling of 10804880 in words is "ten million, eight hundred four thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 131 262 524 655 1031 1048 1310 2062 2096 2620 4124 5155 5240 8248 10310 10480 16496 20620 41240 82480 135061 270122 540244 675305 1080488 1350610 2160976 2701220 5402440 10804880