Base | Representation |
---|---|
bin | 1000010011010100100… |
… | …0111011100100000100 |
3 | 111122010210221210000211 |
4 | 2010311020323210010 |
5 | 4314044104014330 |
6 | 145304330245204 |
7 | 13206251234065 |
oct | 2046510734404 |
9 | 448123853024 |
10 | 142625454340 |
11 | 5553a394916 |
12 | 23784b86804 |
13 | 105ac7a7b85 |
14 | 6c901b856c |
15 | 3a9b47dd2a |
hex | 213523b904 |
142625454340 has 96 divisors (see below), whose sum is σ = 316850688000. Its totient is φ = 53778598272.
The previous prime is 142625454337. The next prime is 142625454343. The reversal of 142625454340 is 43454526241.
It is an interprime number because it is at equal distance from previous prime (142625454337) and next prime (142625454343).
It is a junction number, because it is equal to n+sod(n) for n = 142625454293 and 142625454302.
It is not an unprimeable number, because it can be changed into a prime (142625454343) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81082381 + ... + 81084139.
It is an arithmetic number, because the mean of its divisors is an integer number (3300528000).
Almost surely, 2142625454340 is an apocalyptic number.
142625454340 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 142625454340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158425344000).
142625454340 is an abundant number, since it is smaller than the sum of its proper divisors (174225233660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142625454340 is a wasteful number, since it uses less digits than its factorization.
142625454340 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2729 (or 2727 counting only the distinct ones).
The product of its (nonzero) digits is 460800, while the sum is 40.
The spelling of 142625454340 in words is "one hundred forty-two billion, six hundred twenty-five million, four hundred fifty-four thousand, three hundred forty".
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