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47272270 = 254727227
BaseRepresentation
bin1011010001010…
…1000101001110
310021221200100211
42310111011032
544100203040
64405113034
71112544013
oct264250516
9107850324
1047272270
11247583a1
12139b877a
139a41976
1463c770a
15423b8ea
hex2d1514e

47272270 has 8 divisors (see below), whose sum is σ = 85090104. Its totient is φ = 18908904.

The previous prime is 47272259. The next prime is 47272283. The reversal of 47272270 is 7227274.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2363604 + ... + 2363623.

It is an arithmetic number, because the mean of its divisors is an integer number (10636263).

Almost surely, 247272270 is an apocalyptic number.

47272270 is a deficient number, since it is larger than the sum of its proper divisors (37817834).

47272270 is a wasteful number, since it uses less digits than its factorization.

47272270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4727234.

The product of its (nonzero) digits is 10976, while the sum is 31.

The square root of 47272270 is about 6875.4832557428. The cubic root of 47272270 is about 361.5781284494.

The spelling of 47272270 in words is "forty-seven million, two hundred seventy-two thousand, two hundred seventy".

Divisors: 1 2 5 10 4727227 9454454 23636135 47272270