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47050927 = 721187293
BaseRepresentation
bin1011001101111…
…1000010101111
310021112102201221
42303133002233
544021112202
64400244211
71110632500
oct263370257
9107472657
1047050927
1124617070
1213910667
139994cb1
14636aba7
1541e6037
hex2cdf0af

47050927 has 12 divisors (see below), whose sum is σ = 59709096. Its totient is φ = 36662640.

The previous prime is 47050873. The next prime is 47050931. The reversal of 47050927 is 72905074.

It is not a de Polignac number, because 47050927 - 27 = 47050799 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 47050892 and 47050901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47050937) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43108 + ... + 44185.

It is an arithmetic number, because the mean of its divisors is an integer number (4975758).

Almost surely, 247050927 is an apocalyptic number.

47050927 is a deficient number, since it is larger than the sum of its proper divisors (12658169).

47050927 is a wasteful number, since it uses less digits than its factorization.

47050927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87318 (or 87311 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 47050927 is about 6859.3678280145. The cubic root of 47050927 is about 361.0129061308.

The spelling of 47050927 in words is "forty-seven million, fifty thousand, nine hundred twenty-seven".

Divisors: 1 7 11 49 77 539 87293 611051 960223 4277357 6721561 47050927