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142023482 = 2233087467
BaseRepresentation
bin10000111011100…
…01101100111010
3100220020112120222
420131301230322
5242324222412
622032020042
73343115426
oct1035615472
9326215528
10142023482
1173194387
123b691622
1323568383
1414c0db86
15c706072
hex8771b3a

142023482 has 8 divisors (see below), whose sum is σ = 222297696. Its totient is φ = 67924252.

The previous prime is 142023481. The next prime is 142023487. The reversal of 142023482 is 284320241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (142023481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1543688 + ... + 1543779.

It is an arithmetic number, because the mean of its divisors is an integer number (27787212).

Almost surely, 2142023482 is an apocalyptic number.

142023482 is a deficient number, since it is larger than the sum of its proper divisors (80274214).

142023482 is a wasteful number, since it uses less digits than its factorization.

142023482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3087492.

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 142023482 is about 11917.3605299160. The cubic root of 142023482 is about 521.7391007945.

The spelling of 142023482 in words is "one hundred forty-two million, twenty-three thousand, four hundred eighty-two".

Divisors: 1 2 23 46 3087467 6174934 71011741 142023482