Search a number
-
+
47129063 = 1915116427
BaseRepresentation
bin1011001111001…
…0000111100111
310021200101220212
42303302013213
544031112223
64402050035
71111406342
oct263620747
9107611825
1047129063
112466a843
121394991b
1399c1727
14638b459
15420e278
hex2cf21e7

47129063 has 8 divisors (see below), whose sum is σ = 49941120. Its totient is φ = 44350200.

The previous prime is 47129041. The next prime is 47129081. The reversal of 47129063 is 36092174.

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 47129063 - 224 = 30351847 is a prime.

It is a super-2 number, since 2×471290632 = 4442297158515938, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47129363) 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, 5345 + ... + 11082.

It is an arithmetic number, because the mean of its divisors is an integer number (6242640).

Almost surely, 247129063 is an apocalyptic number.

47129063 is a deficient number, since it is larger than the sum of its proper divisors (2812057).

47129063 is a wasteful number, since it uses less digits than its factorization.

47129063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16597.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 47129063 is about 6865.0610339603. The cubic root of 47129063 is about 361.2126365495.

The spelling of 47129063 in words is "forty-seven million, one hundred twenty-nine thousand, sixty-three".

Divisors: 1 19 151 2869 16427 312113 2480477 47129063