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47480485 = 513730469
BaseRepresentation
bin1011010100011…
…1111010100101
310022100020222111
42311013322211
544123333420
64413401021
71114402033
oct265077245
9108306874
1047480485
112488a878
1213a99171
139ab5680
14643d553
15427d45a
hex2d47ea5

47480485 has 8 divisors (see below), whose sum is σ = 61359480. Its totient is φ = 35062464.

The previous prime is 47480467. The next prime is 47480567. The reversal of 47480485 is 58408474.

It can be written as a sum of positive squares in 4 ways, for example, as 599076 + 46881409 = 774^2 + 6847^2 .

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 47480485 - 29 = 47479973 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 365170 + ... + 365299.

It is an arithmetic number, because the mean of its divisors is an integer number (7669935).

Almost surely, 247480485 is an apocalyptic number.

It is an amenable number.

47480485 is a deficient number, since it is larger than the sum of its proper divisors (13878995).

47480485 is a wasteful number, since it uses less digits than its factorization.

47480485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730487.

The product of its (nonzero) digits is 143360, while the sum is 40.

The square root of 47480485 is about 6890.6084636990. The cubic root of 47480485 is about 362.1082188177.

The spelling of 47480485 in words is "forty-seven million, four hundred eighty thousand, four hundred eighty-five".

Divisors: 1 5 13 65 730469 3652345 9496097 47480485