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47040007 = 716341227
BaseRepresentation
bin1011001101110…
…0011000000111
310021111212202111
42303130120013
544020240012
64400121451
71110555610
oct263343007
9107455674
1047040007
1124609943
1213906287
139990031
146366c07
1541e2ba7
hex2cdc607

47040007 has 8 divisors (see below), whose sum is σ = 54091136. Its totient is φ = 40071672.

The previous prime is 47039999. The next prime is 47040011. The reversal of 47040007 is 70004074.

It is a happy number.

47040007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 47040007 - 23 = 47039999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 47040007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47040047) by changing a digit.

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, 19473 + ... + 21754.

It is an arithmetic number, because the mean of its divisors is an integer number (6761392).

Almost surely, 247040007 is an apocalyptic number.

47040007 is a deficient number, since it is larger than the sum of its proper divisors (7051129).

47040007 is a wasteful number, since it uses less digits than its factorization.

47040007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41397.

The product of its (nonzero) digits is 784, while the sum is 22.

The square root of 47040007 is about 6858.5717901032. The cubic root of 47040007 is about 360.9849749350.

The spelling of 47040007 in words is "forty-seven million, forty thousand, seven".

Divisors: 1 7 163 1141 41227 288589 6720001 47040007