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10804380 = 2235180073
BaseRepresentation
bin101001001101…
…110010011100
3202022220211020
4221031302130
510231220010
61023324140
7160556436
oct51156234
922286736
1010804380
11610a544
123750650
132313a32
141613656
15e36470
hexa4dc9c

10804380 has 24 divisors (see below), whose sum is σ = 30252432. Its totient is φ = 2881152.

The previous prime is 10804373. The next prime is 10804393. The reversal of 10804380 is 8340801.

10804380 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 10804380.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89977 + ... + 90096.

It is an arithmetic number, because the mean of its divisors is an integer number (1260518).

Almost surely, 210804380 is an apocalyptic number.

10804380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10804380 is an abundant number, since it is smaller than the sum of its proper divisors (19448052).

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

10804380 is a wasteful number, since it uses less digits than its factorization.

10804380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180085 (or 180083 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 10804380 is about 3287.0016732579. The cubic root of 10804380 is about 221.0717674686.

It can be divided in two parts, 1080 and 4380, that added together give a triangular number (5460 = T104).

The spelling of 10804380 in words is "ten million, eight hundred four thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 180073 360146 540219 720292 900365 1080438 1800730 2160876 2701095 3601460 5402190 10804380