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10031441142 = 231671906857
BaseRepresentation
bin10010101011110101…
…11010010011110110
3221220002221000021010
421111322322103312
5131021022104032
64335224333050
7503405562042
oct112572722366
927802830233
1010031441142
11428853a228
121b3b614186
13c3b3783b8
146b23c9022
153daa1dccc
hex255eba4f6

10031441142 has 8 divisors (see below), whose sum is σ = 20062882296. Its totient is φ = 3343813712.

The previous prime is 10031441131. The next prime is 10031441149. The reversal of 10031441142 is 24114413001.

It is a sphenic number, since it is the product of 3 distinct primes.

10031441142 is an admirable number.

It is a super-2 number, since 2×100314411422 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10031441149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 835953423 + ... + 835953434.

It is an arithmetic number, because the mean of its divisors is an integer number (2507860287).

Almost surely, 210031441142 is an apocalyptic number.

10031441142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10031441142 is a wasteful number, since it uses less digits than its factorization.

10031441142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1671906862.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 10031441142 its reverse (24114413001), we get a palindrome (34145854143).

The spelling of 10031441142 in words is "ten billion, thirty-one million, four hundred forty-one thousand, one hundred forty-two".

Divisors: 1 2 3 6 1671906857 3343813714 5015720571 10031441142