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1401230101 = 3164370297
BaseRepresentation
bin101001110000101…
…0001001100010101
310121122122212100011
41103201101030111
510332203330401
6351013120221
746503154645
oct12341211425
93548585304
101401230101
11659a59a07
12331329071
131943bc64b
14d4152525
1583039451
hex53851315

1401230101 has 8 divisors (see below), whose sum is σ = 1448701184. Its totient is φ = 1353900960.

The previous prime is 1401230099. The next prime is 1401230147. The reversal of 1401230101 is 1010321041.

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 1401230101 - 21 = 1401230099 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 (1401230191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15216 + ... + 55081.

It is an arithmetic number, because the mean of its divisors is an integer number (181087648).

Almost surely, 21401230101 is an apocalyptic number.

It is an amenable number.

1401230101 is a deficient number, since it is larger than the sum of its proper divisors (47471083).

1401230101 is an equidigital number, since it uses as much as digits as its factorization.

1401230101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70971.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1401230101 is about 37433.0081746044. The cubic root of 1401230101 is about 1119.0164891169.

Adding to 1401230101 its reverse (1010321041), we get a palindrome (2411551142).

The spelling of 1401230101 in words is "one billion, four hundred one million, two hundred thirty thousand, one hundred one".

Divisors: 1 31 643 19933 70297 2179207 45200971 1401230101