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401130143 = 2328361627
BaseRepresentation
bin10111111010001…
…100001010011111
31000221210112002222
4113322030022133
51310142131033
6103445335555
712640356431
oct2772141237
91027715088
10401130143
11196478017
12b24075bb
1365148b1b
143b3ba651
1525338598
hex17e8c29f

401130143 has 8 divisors (see below), whose sum is σ = 420056448. Its totient is φ = 382327704.

The previous prime is 401130131. The next prime is 401130151. The reversal of 401130143 is 341031104.

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 401130143 - 24 = 401130127 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 (401130343) 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 7 ways as a sum of consecutive naturals, for example, 24305 + ... + 37322.

It is an arithmetic number, because the mean of its divisors is an integer number (52507056).

Almost surely, 2401130143 is an apocalyptic number.

401130143 is a deficient number, since it is larger than the sum of its proper divisors (18926305).

401130143 is a wasteful number, since it uses less digits than its factorization.

401130143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61933.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 401130143 is about 20028.2336465301. The cubic root of 401130143 is about 737.4995609688.

Adding to 401130143 its reverse (341031104), we get a palindrome (742161247).

The spelling of 401130143 in words is "four hundred one million, one hundred thirty thousand, one hundred forty-three".

Divisors: 1 23 283 6509 61627 1417421 17440441 401130143