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141127931 = 7172351563
BaseRepresentation
bin10000110100101…
…11000011111011
3100211120001010102
420122113003323
5242112043211
622000510015
73332365460
oct1032270373
9324501112
10141127931
117273255a
123b31b30b
1323313869
1414a59667
15c5caa3b
hex86970fb

141127931 has 16 divisors (see below), whose sum is σ = 178205184. Its totient is φ = 108898944.

The previous prime is 141127927. The next prime is 141127937. The reversal of 141127931 is 139721141.

It is not a de Polignac number, because 141127931 - 22 = 141127927 is a prime.

It is a super-2 number, since 2×1411279312 = 39834185816681522, 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 = 141127894 and 141127903.

It is not an unprimeable number, because it can be changed into a prime (141127937) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23045 + ... + 28518.

It is an arithmetic number, because the mean of its divisors is an integer number (11137824).

Almost surely, 2141127931 is an apocalyptic number.

141127931 is a deficient number, since it is larger than the sum of its proper divisors (37077253).

141127931 is a wasteful number, since it uses less digits than its factorization.

141127931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51610.

The product of its digits is 1512, while the sum is 29.

The square root of 141127931 is about 11879.7277325703. The cubic root of 141127931 is about 520.6401521915.

The spelling of 141127931 in words is "one hundred forty-one million, one hundred twenty-seven thousand, nine hundred thirty-one".

Divisors: 1 7 17 23 119 161 391 2737 51563 360941 876571 1185949 6135997 8301643 20161133 141127931