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141004031 = 7191263401
BaseRepresentation
bin10000110011110…
…00110011111111
3100211022202011112
420121320303333
5242044112111
621554112235
73331341320
oct1031706377
9324282145
10141004031
1172658463
123b27b67b
132329c34c
1414a26447
15c5a3e8b
hex8678cff

141004031 has 16 divisors (see below), whose sum is σ = 163012608. Its totient is φ = 119472000.

The previous prime is 141003971. The next prime is 141004049. The reversal of 141004031 is 130400141.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 141004031 - 210 = 141003007 is a prime.

It is a super-2 number, since 2×1410040312 = 39764273516497922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 141003997 and 141004015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141004051) 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 15 ways as a sum of consecutive naturals, for example, 351431 + ... + 351831.

It is an arithmetic number, because the mean of its divisors is an integer number (10188288).

Almost surely, 2141004031 is an apocalyptic number.

141004031 is a deficient number, since it is larger than the sum of its proper divisors (22008577).

141004031 is a wasteful number, since it uses less digits than its factorization.

141004031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 141004031 is about 11874.5118215445. The cubic root of 141004031 is about 520.4877462593.

Adding to 141004031 its reverse (130400141), we get a palindrome (271404172).

The spelling of 141004031 in words is "one hundred forty-one million, four thousand, thirty-one".

Divisors: 1 7 191 263 401 1337 1841 2807 50233 76591 105463 351631 536137 738241 20143433 141004031