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422154145 = 5759892297
BaseRepresentation
bin11001001010011…
…000111110100001
31002102100122121201
4121022120332201
51331032413040
6105520121201
713314152050
oct3112307641
91072318551
10422154145
111a7327726
12b9466201
13695ca36a
14400d0397
15270dca9a
hex19298fa1

422154145 has 32 divisors (see below), whose sum is σ = 595641600. Its totient is φ = 281250816.

The previous prime is 422154133. The next prime is 422154211. The reversal of 422154145 is 541451224.

It is not a de Polignac number, because 422154145 - 223 = 413765537 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 182637 + ... + 184933.

It is an arithmetic number, because the mean of its divisors is an integer number (18613800).

Almost surely, 2422154145 is an apocalyptic number.

It is an amenable number.

422154145 is a deficient number, since it is larger than the sum of its proper divisors (173487455).

422154145 is a wasteful number, since it uses less digits than its factorization.

422154145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2457.

The product of its digits is 6400, while the sum is 28.

The square root of 422154145 is about 20546.3900722244. The cubic root of 422154145 is about 750.1653827880.

It can be divided in two parts, 42215 and 4145, that added together give a triangular number (46360 = T304).

The spelling of 422154145 in words is "four hundred twenty-two million, one hundred fifty-four thousand, one hundred forty-five".

Divisors: 1 5 7 35 59 89 295 413 445 623 2065 2297 3115 5251 11485 16079 26255 36757 80395 135523 183785 204433 677615 948661 1022165 1431031 4743305 7155155 12061547 60307735 84430829 422154145