Base | Representation |
---|---|
bin | 1110110011101110… |
… | …11001000010011010 |
3 | 202112001121010211112 |
4 | 13121313121002122 |
5 | 112240214044032 |
6 | 3352515100322 |
7 | 401004051230 |
oct | 73167310232 |
9 | 22461533745 |
10 | 7950143642 |
11 | 340a715651 |
12 | 165a5a16a2 |
13 | 99910820c |
14 | 555c0a950 |
15 | 317e4d1b2 |
hex | 1d9dd909a |
7950143642 has 16 divisors (see below), whose sum is σ = 13726870080. Its totient is φ = 3382691328.
The previous prime is 7950143611. The next prime is 7950143659. The reversal of 7950143642 is 2463410597.
It is a super-3 number, since 3×79501436423 (a number of 31 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 7950143642.
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, 2040743 + ... + 2044634.
It is an arithmetic number, because the mean of its divisors is an integer number (857929380).
Almost surely, 27950143642 is an apocalyptic number.
7950143642 is a deficient number, since it is larger than the sum of its proper divisors (5776726438).
7950143642 is a wasteful number, since it uses less digits than its factorization.
7950143642 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4085525.
The product of its (nonzero) digits is 181440, while the sum is 41.
The square root of 7950143642 is about 89163.5780013342. The cubic root of 7950143642 is about 1995.8366427420.
The spelling of 7950143642 in words is "seven billion, nine hundred fifty million, one hundred forty-three thousand, six hundred forty-two".
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