Base | Representation |
---|---|
bin | 1000010010011100100… |
… | …0111000111001001001 |
3 | 111121112102222000211111 |
4 | 2010213020320321021 |
5 | 4313103440444002 |
6 | 145225135530321 |
7 | 13200366544630 |
oct | 2044710707111 |
9 | 447472860744 |
10 | 142390562377 |
11 | 55429840028 |
12 | 2371a3899a1 |
13 | 10572c2504b |
14 | 6c6ad12517 |
15 | 3a85a313d7 |
hex | 2127238e49 |
142390562377 has 8 divisors (see below), whose sum is σ = 164961278336. Its totient is φ = 120377148192.
The previous prime is 142390562359. The next prime is 142390562381. The reversal of 142390562377 is 773265093241.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 142390562377 - 215 = 142390529609 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 142390562377.
It is not an unprimeable number, because it can be changed into a prime (142390562317) 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, 139324893 + ... + 139325914.
It is an arithmetic number, because the mean of its divisors is an integer number (20620159792).
Almost surely, 2142390562377 is an apocalyptic number.
It is an amenable number.
142390562377 is a deficient number, since it is larger than the sum of its proper divisors (22570715959).
142390562377 is an equidigital number, since it uses as much as digits as its factorization.
142390562377 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 278650887.
The product of its (nonzero) digits is 1905120, while the sum is 49.
The spelling of 142390562377 in words is "one hundred forty-two billion, three hundred ninety million, five hundred sixty-two thousand, three hundred seventy-seven".
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