Base | Representation |
---|---|
bin | 1000010011110001000… |
… | …1100010101010001000 |
3 | 111122110011012001112112 |
4 | 2010330101202222020 |
5 | 4314320224332021 |
6 | 145324244001452 |
7 | 13212233526206 |
oct | 2047421425210 |
9 | 448404161475 |
10 | 142745152136 |
11 | 555a0a0a614 |
12 | 237b9090288 |
13 | 105cb527382 |
14 | 6ca2056076 |
15 | 3aa6c24d5b |
hex | 213c462a88 |
142745152136 has 32 divisors (see below), whose sum is σ = 281768498400. Its totient is φ = 67607809920.
The previous prime is 142745152133. The next prime is 142745152141. The reversal of 142745152136 is 631251547241.
It is a junction number, because it is equal to n+sod(n) for n = 142745152093 and 142745152102.
It is not an unprimeable number, because it can be changed into a prime (142745152133) 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, 1284716 + ... + 1391396.
It is an arithmetic number, because the mean of its divisors is an integer number (8805265575).
Almost surely, 2142745152136 is an apocalyptic number.
It is an amenable number.
142745152136 is a deficient number, since it is larger than the sum of its proper divisors (139023346264).
142745152136 is a wasteful number, since it uses less digits than its factorization.
142745152136 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 115509 (or 115505 counting only the distinct ones).
The product of its digits is 201600, while the sum is 41.
Adding to 142745152136 its reverse (631251547241), we get a palindrome (773996699377).
The spelling of 142745152136 in words is "one hundred forty-two billion, seven hundred forty-five million, one hundred fifty-two thousand, one hundred thirty-six".
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