Search a number
-
+
47980041 = 3132112107
BaseRepresentation
bin1011011100000…
…1111000001001
310100021122020120
42313001320021
544240330131
64432213453
71121552334
oct267017011
9110248216
1047980041
11250a112a
121409a289
139c2bb75
14652d61b
15432b496
hex2dc1e09

47980041 has 8 divisors (see below), whose sum is σ = 64027104. Its totient is φ = 31959840.

The previous prime is 47980027. The next prime is 47980043. The reversal of 47980041 is 14008974.

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

It is not a de Polignac number, because 47980041 - 210 = 47979017 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 47979984 and 47980011.

It is not an unprimeable number, because it can be changed into a prime (47980043) 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, 2091 + ... + 10016.

It is an arithmetic number, because the mean of its divisors is an integer number (8003388).

Almost surely, 247980041 is an apocalyptic number.

It is an amenable number.

47980041 is a deficient number, since it is larger than the sum of its proper divisors (16047063).

47980041 is a wasteful number, since it uses less digits than its factorization.

47980041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13431.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 47980041 is about 6926.7626637557. The cubic root of 47980041 is about 363.3737394859.

The spelling of 47980041 in words is "forty-seven million, nine hundred eighty thousand, forty-one".

Divisors: 1 3 1321 3963 12107 36321 15993347 47980041