Search a number
-
+
47025271 = 232044577
BaseRepresentation
bin1011001101100…
…0110001110111
310021111010112201
42303120301313
544014302041
64355525331
71110464626
oct263306167
9107433481
1047025271
11245a9867
12138b9847
139986407
1463616bd
1541dd631
hex2cd8c77

47025271 has 4 divisors (see below), whose sum is σ = 49069872. Its totient is φ = 44980672.

The previous prime is 47025263. The next prime is 47025283. The reversal of 47025271 is 17252074.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 47025271 - 23 = 47025263 is a prime.

It is a super-2 number, since 2×470252712 = 4422752225246882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47025221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1022266 + ... + 1022311.

It is an arithmetic number, because the mean of its divisors is an integer number (12267468).

Almost surely, 247025271 is an apocalyptic number.

47025271 is a deficient number, since it is larger than the sum of its proper divisors (2044601).

47025271 is a wasteful number, since it uses less digits than its factorization.

47025271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2044600.

The product of its (nonzero) digits is 3920, while the sum is 28.

The square root of 47025271 is about 6857.4974298209. The cubic root of 47025271 is about 360.9472763142.

The spelling of 47025271 in words is "forty-seven million, twenty-five thousand, two hundred seventy-one".

Divisors: 1 23 2044577 47025271