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1401000241 = 1678639721
BaseRepresentation
bin101001110000001…
…1001000100110001
310121122020012000211
41103200121010301
510332124001431
6351004144121
746501206544
oct12340310461
93548205024
101401000241
11659912243
12331238041
1319433bb34
14d40d285b
1582ee12b1
hex53819131

1401000241 has 8 divisors (see below), whose sum is σ = 1411167744. Its totient is φ = 1390854240.

The previous prime is 1401000233. The next prime is 1401000247. The reversal of 1401000241 is 1420001041.

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 1401000241 - 23 = 1401000233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1401000247) 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, 139261 + ... + 148981.

It is an arithmetic number, because the mean of its divisors is an integer number (176395968).

Almost surely, 21401000241 is an apocalyptic number.

It is an amenable number.

1401000241 is a deficient number, since it is larger than the sum of its proper divisors (10167503).

1401000241 is an equidigital number, since it uses as much as digits as its factorization.

1401000241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10751.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1401000241 is about 37429.9377637741. The cubic root of 1401000241 is about 1118.9552973597.

Adding to 1401000241 its reverse (1420001041), we get a palindrome (2821001282).

The spelling of 1401000241 in words is "one billion, four hundred one million, two hundred forty-one", and thus it is an aban number.

Divisors: 1 167 863 9721 144121 1623407 8389223 1401000241