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241304021 = 7253913577
BaseRepresentation
bin11100110001000…
…00000111010101
3121211001111212222
432120200013111
5443233212041
635535552125
75660023160
oct1630400725
9554044788
10241304021
11114234312
126898b645
133acb955a
1424094ad7
15162b774b
hexe6201d5

241304021 has 8 divisors (see below), whose sum is σ = 275904960. Its totient is φ = 206735328.

The previous prime is 241303981. The next prime is 241304023. The reversal of 241304021 is 120403142.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-241304021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241304023) 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, 10985 + ... + 24561.

It is an arithmetic number, because the mean of its divisors is an integer number (34488120).

Almost surely, 2241304021 is an apocalyptic number.

It is an amenable number.

241304021 is a deficient number, since it is larger than the sum of its proper divisors (34600939).

241304021 is a wasteful number, since it uses less digits than its factorization.

241304021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16123.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 241304021 is about 15533.9634671902. The cubic root of 241304021 is about 622.5699956238.

Adding to 241304021 its reverse (120403142), we get a palindrome (361707163).

The spelling of 241304021 in words is "two hundred forty-one million, three hundred four thousand, twenty-one".

Divisors: 1 7 2539 13577 17773 95039 34472003 241304021