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469038520 = 23511725963
BaseRepresentation
bin11011111101001…
…111010110111000
31012200120121220001
4123331033112320
51430033213040
6114313042344
714423522146
oct3375172670
91180517801
10469038520
1122083a645
121110b63b4
13762345b2
1446416596
152b29e59a
hex1bf4f5b8

469038520 has 16 divisors (see below), whose sum is σ = 1055336760. Its totient is φ = 187615392.

The previous prime is 469038511. The next prime is 469038569. The reversal of 469038520 is 25830964.

It is a self number, because there is not a number n which added to its sum of digits gives 469038520.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5862942 + ... + 5863021.

Almost surely, 2469038520 is an apocalyptic number.

469038520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

469038520 is an abundant number, since it is smaller than the sum of its proper divisors (586298240).

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

469038520 is a wasteful number, since it uses less digits than its factorization.

469038520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11725974 (or 11725970 counting only the distinct ones).

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

The square root of 469038520 is about 21657.2971536155. The cubic root of 469038520 is about 776.9674713509.

The spelling of 469038520 in words is "four hundred sixty-nine million, thirty-eight thousand, five hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 11725963 23451926 46903852 58629815 93807704 117259630 234519260 469038520