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141072031 = 892715849
BaseRepresentation
bin10000110100010…
…01011010011111
3100211110012110001
420122021122133
5242103301111
621555355131
73332043502
oct1032113237
9324405401
10141072031
11726a4561
123b2b2aa7
13232c4299
1414a43139
15c5b91c1
hex868969f

141072031 has 8 divisors (see below), whose sum is σ = 143208000. Its totient is φ = 138948480.

The previous prime is 141072023. The next prime is 141072049. The reversal of 141072031 is 130270141.

141072031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 141072031 - 23 = 141072023 is a prime.

It is a super-2 number, since 2×1410720312 = 39802635860929922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141072011) 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, 21195 + ... + 27043.

It is an arithmetic number, because the mean of its divisors is an integer number (17901000).

Almost surely, 2141072031 is an apocalyptic number.

141072031 is a deficient number, since it is larger than the sum of its proper divisors (2135969).

141072031 is an equidigital number, since it uses as much as digits as its factorization.

141072031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6209.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 141072031 is about 11877.3747520233. The cubic root of 141072031 is about 520.5714022099.

It can be divided in two parts, 1410 and 72031, that added together give a square (73441 = 2712).

The spelling of 141072031 in words is "one hundred forty-one million, seventy-two thousand, thirty-one".

Divisors: 1 89 271 5849 24119 520561 1585079 141072031