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141223001042 = 23719331731193
BaseRepresentation
bin1000001110000110001…
…0111111101111010010
3111111112001222202210002
42003201202333233102
54303211042013132
6144513231010002
713126431463004
oct2034142775722
9444461882702
10141223001042
115498a77aa02
1223453369902
131041807a856
146b99c28374
153a182a2262
hex20e18bfbd2

141223001042 has 32 divisors (see below), whose sum is σ = 219383908272. Its totient is φ = 68129316864.

The previous prime is 141223000981. The next prime is 141223001057. The reversal of 141223001042 is 240100322141.

It can be written as a sum of positive squares in 8 ways, for example, as 45258733081 + 95964267961 = 212741^2 + 309781^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4511798 + ... + 4542990.

Almost surely, 2141223001042 is an apocalyptic number.

141223001042 is a deficient number, since it is larger than the sum of its proper divisors (78160907230).

141223001042 is a wasteful number, since it uses less digits than its factorization.

141223001042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31742.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 141223001042 its reverse (240100322141), we get a palindrome (381323323183).

The spelling of 141223001042 in words is "one hundred forty-one billion, two hundred twenty-three million, one thousand, forty-two".

Divisors: 1 2 37 74 193 317 386 634 7141 11729 14282 23458 31193 61181 62386 122362 1154141 2263697 2308282 4527394 6020249 9888181 12040498 19776362 222749213 365862697 445498426 731725394 1908418933 3816837866 70611500521 141223001042