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455025130 = 25731277757
BaseRepresentation
bin11011000111110…
…010000111101010
31011201012200010121
4123013302013222
51412441301010
6113052433454
714163435610
oct3307620752
91151180117
10455025130
1121393912a
1210847888a
1373369051
14446096b0
1529e323da
hex1b1f21ea

455025130 has 64 divisors (see below), whose sum is σ = 971016192. Its totient is φ = 150232320.

The previous prime is 455025127. The next prime is 455025139. The reversal of 455025130 is 31520554.

It is a junction number, because it is equal to n+sod(n) for n = 455025095 and 455025104.

It is not an unprimeable number, because it can be changed into a prime (455025139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 600712 + ... + 601468.

It is an arithmetic number, because the mean of its divisors is an integer number (15172128).

Almost surely, 2455025130 is an apocalyptic number.

455025130 is an abundant number, since it is smaller than the sum of its proper divisors (515991062).

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

455025130 is a wasteful number, since it uses less digits than its factorization.

455025130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1079.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 455025130 is about 21331.3180558539. The cubic root of 455025130 is about 769.1513278499.

Adding to 455025130 its reverse (31520554), we get a palindrome (486545684).

The spelling of 455025130 in words is "four hundred fifty-five million, twenty-five thousand, one hundred thirty".

Divisors: 1 2 5 7 10 14 31 35 62 70 155 217 277 310 434 554 757 1085 1385 1514 1939 2170 2770 3785 3878 5299 7570 8587 9695 10598 17174 19390 23467 26495 42935 46934 52990 60109 85870 117335 120218 164269 209689 234670 300545 328538 419378 601090 821345 1048445 1467823 1642690 2096890 2935646 6500359 7339115 13000718 14678230 32501795 45502513 65003590 91005026 227512565 455025130