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7230000241 = 24130000001
BaseRepresentation
bin1101011101111000…
…10000110001110001
3200122212112001210201
412232330100301301
5104301340001431
63153231555201
7344110662622
oct65674206161
920585461721
107230000241
113080168212
12149938bb01
138b2b65369
144c830ba49
152c4aec461
hex1aef10c71

7230000241 has 4 divisors (see below), whose sum is σ = 7260000484. Its totient is φ = 7200000000.

The previous prime is 7230000221. The next prime is 7230000331. The reversal of 7230000241 is 1420000327.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3773030625 + 3456969616 = 61425^2 + 58796^2 .

It is a 8-Lehmer number, since φ(7230000241) divides (7230000241-1)8.

It is a cyclic number.

It is not a de Polignac number, because 7230000241 - 25 = 7230000209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7230000221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14999760 + ... + 15000241.

It is an arithmetic number, because the mean of its divisors is an integer number (1815000121).

Almost surely, 27230000241 is an apocalyptic number.

It is an amenable number.

7230000241 is a deficient number, since it is larger than the sum of its proper divisors (30000243).

7230000241 is a wasteful number, since it uses less digits than its factorization.

7230000241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30000242.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 7230000241 is about 85029.4080950820. The cubic root of 7230000241 is about 1933.6569893702.

Adding to 7230000241 its reverse (1420000327), we get a palindrome (8650000568).

The spelling of 7230000241 in words is "seven billion, two hundred thirty million, two hundred forty-one", and thus it is an aban number.

Divisors: 1 241 30000001 7230000241