Base | Representation |
---|---|
bin | 1000010001111111111… |
… | …1101111101110110000 |
3 | 111121020002110122220121 |
4 | 2010133333233232300 |
5 | 4312332301200130 |
6 | 145205215220024 |
7 | 13164413131633 |
oct | 2043777575660 |
9 | 447202418817 |
10 | 142270725040 |
11 | 5537812a504 |
12 | 236a6217614 |
13 | 10554157192 |
14 | 6c59039c1a |
15 | 3a7a25dd7a |
hex | 211ffefbb0 |
142270725040 has 40 divisors (see below), whose sum is σ = 334054498608. Its totient is φ = 56344838400.
The previous prime is 142270725017. The next prime is 142270725061. The reversal of 142270725040 is 40527072241.
It is a tau number, because it is divible by the number of its divisors (40).
It is a junction number, because it is equal to n+sod(n) for n = 142270724987 and 142270725005.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8795802 + ... + 8811961.
Almost surely, 2142270725040 is an apocalyptic number.
142270725040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
142270725040 is an abundant number, since it is smaller than the sum of its proper divisors (191783773568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142270725040 is a wasteful number, since it uses less digits than its factorization.
142270725040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17607877 (or 17607871 counting only the distinct ones).
The product of its (nonzero) digits is 31360, while the sum is 34.
Adding to 142270725040 its reverse (40527072241), we get a palindrome (182797797281).
The spelling of 142270725040 in words is "one hundred forty-two billion, two hundred seventy million, seven hundred twenty-five thousand, forty".
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