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141286983 = 31719145807
BaseRepresentation
bin10000110101111…
…01111001000111
3100211212010022020
420122331321013
5242132140413
622004134223
73333630255
oct1032757107
9324763266
10141286983
1172831002
123b397373
132336b086
1414a9b5d5
15c60cc23
hex86bde47

141286983 has 16 divisors (see below), whose sum is σ = 209963520. Its totient is φ = 83984256.

The previous prime is 141286961. The next prime is 141286991. The reversal of 141286983 is 389682141.

It is not a de Polignac number, because 141286983 - 225 = 107732551 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141286903) 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, 71935 + ... + 73872.

It is an arithmetic number, because the mean of its divisors is an integer number (13122720).

Almost surely, 2141286983 is an apocalyptic number.

141286983 is a deficient number, since it is larger than the sum of its proper divisors (68676537).

141286983 is a wasteful number, since it uses less digits than its factorization.

141286983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145846.

The product of its digits is 82944, while the sum is 42.

The square root of 141286983 is about 11886.4201086786. The cubic root of 141286983 is about 520.8356669222.

The spelling of 141286983 in words is "one hundred forty-one million, two hundred eighty-six thousand, nine hundred eighty-three".

Divisors: 1 3 17 19 51 57 323 969 145807 437421 2478719 2770333 7436157 8310999 47095661 141286983