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142974960480 = 2532511192711753
BaseRepresentation
bin1000010100100111111…
…0001100001101100000
3111200001011121112022200
42011021332030031200
54320303042213410
6145403133333200
713221024053322
oct2051176141540
9450034545280
10142974960480
11556a9701a70
1223862037200
131063701a341
146cc4797612
153abbebb3c0
hex2149f8c360

142974960480 has 576 divisors, whose sum is σ = 562658503680. Its totient is φ = 32696524800.

The previous prime is 142974960473. The next prime is 142974960497. The reversal of 142974960480 is 84069479241.

142974960480 is a `hidden beast` number, since 1 + 4 + 2 + 9 + 74 + 96 + 0 + 480 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 81559284 + ... + 81561036.

It is an arithmetic number, because the mean of its divisors is an integer number (976837680).

Almost surely, 2142974960480 is an apocalyptic number.

142974960480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142974960480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (281329251840).

142974960480 is an abundant number, since it is smaller than the sum of its proper divisors (419683543200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142974960480 is a wasteful number, since it uses less digits than its factorization.

142974960480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2075 (or 2064 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The spelling of 142974960480 in words is "one hundred forty-two billion, nine hundred seventy-four million, nine hundred sixty thousand, four hundred eighty".