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499969600 = 2652132432
BaseRepresentation
bin11101110011001…
…110111001000000
31021211210002100121
4131303032321000
52010443011400
6121340030024
715250446214
oct3563167100
91254702317
10499969600
11237246619
1211b532314
137c774300
144a588944
152dd5e21a
hex1dccee40

499969600 has 189 divisors, whose sum is σ = 1363851603. Its totient is φ = 180311040.

The previous prime is 499969583. The next prime is 499969669. The reversal of 499969600 is 6969994.

The square root of 499969600 is 22360.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 128867904 + 371101696 = 11352^2 + 19264^2 .

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 11627179 + ... + 11627221.

Almost surely, 2499969600 is an apocalyptic number.

499969600 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

499969600 is the 22360-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 499969600

499969600 is an abundant number, since it is smaller than the sum of its proper divisors (863882003).

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

499969600 is a wasteful number, since it uses less digits than its factorization.

499969600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134 (or 63 counting only the distinct ones).

The product of its (nonzero) digits is 944784, while the sum is 52.

The cubic root of 499969600 is about 793.6844399941.

Multiplying 499969600 by its product of nonzero digits (944784), we get a square (472363278566400 = 217339202).

The spelling of 499969600 in words is "four hundred ninety-nine million, nine hundred sixty-nine thousand, six hundred".