Base | Representation |
---|---|
bin | 100101010000011111… |
… | …100010100110101000 |
3 | 10211021000202020112121 |
4 | 211100133202212220 |
5 | 1123412304314034 |
6 | 30213401121024 |
7 | 2614236113500 |
oct | 452037424650 |
9 | 124230666477 |
10 | 40005151144 |
11 | 15a69957192 |
12 | 7905789174 |
13 | 3a0716708a |
14 | 1d1714ca00 |
15 | 10921a31b4 |
hex | 9507e29a8 |
40005151144 has 24 divisors (see below), whose sum is σ = 87256134090. Its totient is φ = 17145064608.
The previous prime is 40005151127. The next prime is 40005151181. The reversal of 40005151144 is 44115150004.
It can be written as a sum of positive squares in only one way, i.e., 39337962244 + 667188900 = 198338^2 + 25830^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 51026587 + ... + 51027370.
Almost surely, 240005151144 is an apocalyptic number.
It is an amenable number.
40005151144 is an abundant number, since it is smaller than the sum of its proper divisors (47250982946).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40005151144 is a wasteful number, since it uses less digits than its factorization.
40005151144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102053977 (or 102053966 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 25.
The spelling of 40005151144 in words is "forty billion, five million, one hundred fifty-one thousand, one hundred forty-four".
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