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468157420 = 22527198609
BaseRepresentation
bin11011111001111…
…000001111101100
31012121220212020201
4123321320033230
51424322014140
6114242123244
714413162303
oct3371701754
91177825221
10468157420
11220298665
12110950524
1375cb6533
144626743a
152b17849a
hex1be783ec

468157420 has 24 divisors (see below), whose sum is σ = 983606400. Its totient is φ = 187172352.

The previous prime is 468157409. The next prime is 468157447. The reversal of 468157420 is 24751864.

It is a self number, because there is not a number n which added to its sum of digits gives 468157420.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50076 + ... + 58684.

It is an arithmetic number, because the mean of its divisors is an integer number (40983600).

Almost surely, 2468157420 is an apocalyptic number.

It is an amenable number.

468157420 is an abundant number, since it is smaller than the sum of its proper divisors (515448980).

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

468157420 is a wasteful number, since it uses less digits than its factorization.

468157420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11337 (or 11335 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 468157420 is about 21636.9457179150. The cubic root of 468157420 is about 776.4806491049.

The spelling of 468157420 in words is "four hundred sixty-eight million, one hundred fifty-seven thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 2719 5438 8609 10876 13595 17218 27190 34436 43045 54380 86090 172180 23407871 46815742 93631484 117039355 234078710 468157420