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47026081 = 2915110739
BaseRepresentation
bin1011001101100…
…0111110100001
310021111011122201
42303120332201
544014313311
64355533201
71110500164
oct263307641
9107434581
1047026081
11245aa433
12138ba201
1399868ab
146361adb
1541dd9c1
hex2cd8fa1

47026081 has 8 divisors (see below), whose sum is σ = 48974400. Its totient is φ = 45099600.

The previous prime is 47026073. The next prime is 47026103. The reversal of 47026081 is 18062074.

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

It is a cyclic number.

It is not a de Polignac number, because 47026081 - 23 = 47026073 is a prime.

It is a super-2 number, since 2×470260812 = 4422904588437122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47026051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 991 + ... + 9748.

It is an arithmetic number, because the mean of its divisors is an integer number (6121800).

Almost surely, 247026081 is an apocalyptic number.

It is an amenable number.

47026081 is a deficient number, since it is larger than the sum of its proper divisors (1948319).

47026081 is a wasteful number, since it uses less digits than its factorization.

47026081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10919.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 47026081 is about 6857.5564890127. The cubic root of 47026081 is about 360.9493487149.

The spelling of 47026081 in words is "forty-seven million, twenty-six thousand, eighty-one".

Divisors: 1 29 151 4379 10739 311431 1621589 47026081