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489325600 = 2552611657
BaseRepresentation
bin11101001010101…
…000010000100000
31021002202022112101
4131022220100200
52000231404400
6120315540144
715061125151
oct3512502040
91232668471
10489325600
11231236625
12117a5a654
137a4b859a
1448db7928
152ce5a56a
hex1d2a8420

489325600 has 36 divisors (see below), whose sum is σ = 1194568074. Its totient is φ = 195729920.

The previous prime is 489325583. The next prime is 489325609. The reversal of 489325600 is 6523984.

It can be written as a sum of positive squares in 3 ways, for example, as 386830224 + 102495376 = 19668^2 + 10124^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 489325600.

It is not an unprimeable number, because it can be changed into a prime (489325609) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 305029 + ... + 306628.

Almost surely, 2489325600 is an apocalyptic number.

489325600 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

489325600 is an abundant number, since it is smaller than the sum of its proper divisors (705242474).

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

489325600 is a wasteful number, since it uses less digits than its factorization.

489325600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611677 (or 611664 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 489325600 is about 22120.7052328808. The cubic root of 489325600 is about 788.0116637885.

The spelling of 489325600 in words is "four hundred eighty-nine million, three hundred twenty-five thousand, six hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 160 200 400 800 611657 1223314 2446628 3058285 4893256 6116570 9786512 12233140 15291425 19573024 24466280 30582850 48932560 61165700 97865120 122331400 244662800 489325600