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54808910 = 2513421607
BaseRepresentation
bin1101000100010…
…1000101001110
310211010120200122
43101011011032
5103012341120
65234424542
71233603512
oct321050516
9124116618
1054808910
1128a35822
1216432152
13b480210
1473ca142
154c29a25
hex344514e

54808910 has 16 divisors (see below), whose sum is σ = 106245216. Its totient is φ = 20237088.

The previous prime is 54808907. The next prime is 54808973. The reversal of 54808910 is 1980845.

It is a congruent number.

It is an unprimeable number.

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, 210674 + ... + 210933.

It is an arithmetic number, because the mean of its divisors is an integer number (6640326).

Almost surely, 254808910 is an apocalyptic number.

54808910 is a deficient number, since it is larger than the sum of its proper divisors (51436306).

54808910 is a wasteful number, since it uses less digits than its factorization.

54808910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421627.

The product of its (nonzero) digits is 11520, while the sum is 35.

The square root of 54808910 is about 7403.3039921376. The cubic root of 54808910 is about 379.8543070290.

The spelling of 54808910 in words is "fifty-four million, eight hundred eight thousand, nine hundred ten".

Divisors: 1 2 5 10 13 26 65 130 421607 843214 2108035 4216070 5480891 10961782 27404455 54808910