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468899720 = 23519958907
BaseRepresentation
bin11011111100101…
…101011110001000
31012200022120111022
4123330231132020
51430014242340
6114310052012
714422403402
oct3374553610
91180276438
10468899720
11220755333
1211104a008
13761b6373
14463bbb72
152b2733b5
hex1bf2d788

468899720 has 32 divisors (see below), whose sum is σ = 1060344000. Its totient is φ = 186614208.

The previous prime is 468899699. The next prime is 468899723. The reversal of 468899720 is 27998864.

It is not an unprimeable number, because it can be changed into a prime (468899723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21494 + ... + 37413.

It is an arithmetic number, because the mean of its divisors is an integer number (33135750).

Almost surely, 2468899720 is an apocalyptic number.

468899720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

468899720 is an abundant number, since it is smaller than the sum of its proper divisors (591444280).

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

468899720 is a wasteful number, since it uses less digits than its factorization.

468899720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59117 (or 59113 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 53.

The square root of 468899720 is about 21654.0924538527. The cubic root of 468899720 is about 776.8908225470.

The spelling of 468899720 in words is "four hundred sixty-eight million, eight hundred ninety-nine thousand, seven hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 199 398 796 995 1592 1990 3980 7960 58907 117814 235628 294535 471256 589070 1178140 2356280 11722493 23444986 46889972 58612465 93779944 117224930 234449860 468899720