Search a number
-
+
41220457 = 414721391
BaseRepresentation
bin1001110100111…
…1100101101001
32212120012211121
42131033211221
541023023312
64031255241
71010240155
oct235174551
985505747
1041220457
11212a45a3
121197a521
138703205
145690065
153943707
hex274f969

41220457 has 8 divisors (see below), whose sum is σ = 43126272. Its totient is φ = 39357600.

The previous prime is 41220451. The next prime is 41220463. The reversal of 41220457 is 75402214.

It is an interprime number because it is at equal distance from previous prime (41220451) and next prime (41220463).

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 41220457 - 23 = 41220449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41220451) 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, 8769 + ... + 12622.

It is an arithmetic number, because the mean of its divisors is an integer number (5390784).

Almost surely, 241220457 is an apocalyptic number.

41220457 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

41220457 is a deficient number, since it is larger than the sum of its proper divisors (1905815).

41220457 is a wasteful number, since it uses less digits than its factorization.

41220457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21479.

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 41220457 is about 6420.3159579572. The cubic root of 41220457 is about 345.4386550800.

The spelling of 41220457 in words is "forty-one million, two hundred twenty thousand, four hundred fifty-seven".

Divisors: 1 41 47 1927 21391 877031 1005377 41220457