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469438780 = 22548748197
BaseRepresentation
bin11011111110110…
…001000100111100
31012201022221221111
4123332301010330
51430134020110
6114325411404
714430110116
oct3376610474
91181287844
10469438780
11220a93338
12111269b64
1376344835
14464bc3b6
152b32ce8a
hex1bfb113c

469438780 has 24 divisors (see below), whose sum is σ = 987866208. Its totient is φ = 187386048.

The previous prime is 469438771. The next prime is 469438789. The reversal of 469438780 is 87834964.

It is an interprime number because it is at equal distance from previous prime (469438771) and next prime (469438789).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (469438789) 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, 14359 + ... + 33838.

It is an arithmetic number, because the mean of its divisors is an integer number (41161092).

Almost surely, 2469438780 is an apocalyptic number.

It is an amenable number.

469438780 is an abundant number, since it is smaller than the sum of its proper divisors (518427428).

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

469438780 is a wasteful number, since it uses less digits than its factorization.

469438780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48693 (or 48691 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 49.

The square root of 469438780 is about 21666.5359483236. The cubic root of 469438780 is about 777.1884202116.

The spelling of 469438780 in words is "four hundred sixty-nine million, four hundred thirty-eight thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 487 974 1948 2435 4870 9740 48197 96394 192788 240985 481970 963940 23471939 46943878 93887756 117359695 234719390 469438780