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469939124 = 22117484781
BaseRepresentation
bin11100000000101…
…011001110110100
31012202021101021202
4130000223032310
51430301022444
6114344232032
714434262624
oct3400531664
91182241252
10469939124
112212a5246
1211146b618
137648b4b5
14465ac884
152b3cb34e
hex1c02b3b4

469939124 has 6 divisors (see below), whose sum is σ = 822393474. Its totient is φ = 234969560.

The previous prime is 469939121. The next prime is 469939147. The reversal of 469939124 is 421939964.

It can be written as a sum of positive squares in only one way, i.e., 402403600 + 67535524 = 20060^2 + 8218^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (469939121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58742387 + ... + 58742394.

It is an arithmetic number, because the mean of its divisors is an integer number (137065579).

Almost surely, 2469939124 is an apocalyptic number.

It is an amenable number.

469939124 is a deficient number, since it is larger than the sum of its proper divisors (352454350).

469939124 is a wasteful number, since it uses less digits than its factorization.

469939124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117484785 (or 117484783 counting only the distinct ones).

The product of its digits is 419904, while the sum is 47.

The square root of 469939124 is about 21678.0793429676. The cubic root of 469939124 is about 777.4644402219.

The spelling of 469939124 in words is "four hundred sixty-nine million, nine hundred thirty-nine thousand, one hundred twenty-four".

Divisors: 1 2 4 117484781 234969562 469939124