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47026742 = 2710930817
BaseRepresentation
bin1011001101100…
…1001000110110
310021111012120012
42303121020312
544014323432
64355540222
71110502130
oct263311066
9107435505
1047026742
11245aa984
12138ba672
139986c99
146362050
1541ddcb2
hex2cd9236

47026742 has 16 divisors (see below), whose sum is σ = 81359520. Its totient is φ = 19968768.

The previous prime is 47026739. The next prime is 47026751. The reversal of 47026742 is 24762074.

47026742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 47026699 and 47026708.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13883 + ... + 16934.

It is an arithmetic number, because the mean of its divisors is an integer number (5084970).

Almost surely, 247026742 is an apocalyptic number.

47026742 is a deficient number, since it is larger than the sum of its proper divisors (34332778).

47026742 is a wasteful number, since it uses less digits than its factorization.

47026742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30935.

The product of its (nonzero) digits is 18816, while the sum is 32.

The square root of 47026742 is about 6857.6046838528. The cubic root of 47026742 is about 360.9510398786.

The spelling of 47026742 in words is "forty-seven million, twenty-six thousand, seven hundred forty-two".

Divisors: 1 2 7 14 109 218 763 1526 30817 61634 215719 431438 3359053 6718106 23513371 47026742