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47025901 = 136475591
BaseRepresentation
bin1011001101100…
…0111011101101
310021111011102001
42303120323231
544014312101
64355532301
71110466516
oct263307355
9107434361
1047025901
11245aa28a
12138ba091
1399867a0
146361a0d
1541dd901
hex2cd8eed

47025901 has 8 divisors (see below), whose sum is σ = 50730624. Its totient is φ = 43333680.

The previous prime is 47025899. The next prime is 47025929. The reversal of 47025901 is 10952074.

It is a happy number.

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

It is not a de Polignac number, because 47025901 - 21 = 47025899 is a prime.

It is a super-2 number, since 2×470259012 = 4422870729723602, which contains 22 as substring.

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 47025901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47025971) 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, 5616 + ... + 11206.

It is an arithmetic number, because the mean of its divisors is an integer number (6341328).

Almost surely, 247025901 is an apocalyptic number.

It is an amenable number.

47025901 is a deficient number, since it is larger than the sum of its proper divisors (3704723).

47025901 is a wasteful number, since it uses less digits than its factorization.

47025901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6251.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 47025901 is about 6857.5433647918. The cubic root of 47025901 is about 360.9488881835.

Adding to 47025901 its reverse (10952074), we get a palindrome (57977975).

The spelling of 47025901 in words is "forty-seven million, twenty-five thousand, nine hundred one".

Divisors: 1 13 647 5591 8411 72683 3617377 47025901