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142464034144666 = 21311546514745491
BaseRepresentation
bin100000011001000111111110…
…001001100000000110011010
3200200102102120111012100102201
4200121013332021200012122
5122133112320220112131
61222555023534120414
742002454400656433
oct4031077611400632
9620372514170381
10142464034144666
1141436726277043
1213b8a59895010a
1361653baa58320
1427274204b448a
151170c3a882761
hex8191fe26019a

142464034144666 has 16 divisors (see below), whose sum is σ = 230134456808928. Its totient is φ = 65752560342000.

The previous prime is 142464034144577. The next prime is 142464034144669. The reversal of 142464034144666 is 666441430464241.

It is not an unprimeable number, because it can be changed into a prime (142464034144669) 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, 27648181 + ... + 32393671.

It is an arithmetic number, because the mean of its divisors is an integer number (14383403550558).

Almost surely, 2142464034144666 is an apocalyptic number.

142464034144666 is a deficient number, since it is larger than the sum of its proper divisors (87670422664262).

142464034144666 is a wasteful number, since it uses less digits than its factorization.

142464034144666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5900157.

The product of its (nonzero) digits is 31850496, while the sum is 55.

The spelling of 142464034144666 in words is "one hundred forty-two trillion, four hundred sixty-four billion, thirty-four million, one hundred forty-four thousand, six hundred sixty-six".

Divisors: 1 2 13 26 1154651 2309302 4745491 9490982 15010463 30020926 61691383 123382766 5479385928641 10958771857282 71232017072333 142464034144666