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470920050 = 232521915479
BaseRepresentation
bin11100000100011…
…010101101110010
31012211010012212100
4130010122231302
51431023420200
6114421241230
714445516516
oct3404325562
91184105770
10470920050
11221905227
12111863216
1376742b23
1446786146
152b521d00
hex1c11ab72

470920050 has 72 divisors (see below), whose sum is σ = 1272061440. Its totient is φ = 124898400.

The previous prime is 470920031. The next prime is 470920057. The reversal of 470920050 is 50029074.

It is a junction number, because it is equal to n+sod(n) for n = 470919996 and 470920023.

It is not an unprimeable number, because it can be changed into a prime (470920057) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 83211 + ... + 88689.

It is an arithmetic number, because the mean of its divisors is an integer number (17667520).

Almost surely, 2470920050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 470920050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (636030720).

470920050 is an abundant number, since it is smaller than the sum of its proper divisors (801141390).

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

470920050 is a wasteful number, since it uses less digits than its factorization.

470920050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5688 (or 5680 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 470920050 is about 21700.6923852673. The cubic root of 470920050 is about 778.0050102880.

The spelling of 470920050 in words is "four hundred seventy million, nine hundred twenty thousand, fifty".

Divisors: 1 2 3 5 6 9 10 15 18 25 30 45 50 75 90 150 191 225 382 450 573 955 1146 1719 1910 2865 3438 4775 5479 5730 8595 9550 10958 14325 16437 17190 27395 28650 32874 42975 49311 54790 82185 85950 98622 136975 164370 246555 273950 410925 493110 821850 1046489 1232775 2092978 2465550 3139467 5232445 6278934 9418401 10464890 15697335 18836802 26162225 31394670 47092005 52324450 78486675 94184010 156973350 235460025 470920050