Base | Representation |
---|---|
bin | 1000011101011100100… |
… | …1101001011001000000 |
3 | 111220011020112101201222 |
4 | 2013113021221121000 |
5 | 4340130422113130 |
6 | 150434144414212 |
7 | 13333514541212 |
oct | 2072711513100 |
9 | 456136471658 |
10 | 145343551040 |
11 | 56704711126 |
12 | 24203317368 |
13 | 1092395960c |
14 | 706b19c5b2 |
15 | 3ba9ddace5 |
hex | 21d7269640 |
145343551040 has 56 divisors (see below), whose sum is σ = 346880931840. Its totient is φ = 58006128128.
The previous prime is 145343551007. The next prime is 145343551049. The reversal of 145343551040 is 40155343541.
It is a super-2 number, since 2×1453435510402 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (145343551049) 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, 370880 + ... + 654399.
Almost surely, 2145343551040 is an apocalyptic number.
145343551040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
145343551040 is an abundant number, since it is smaller than the sum of its proper divisors (201537380800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145343551040 is a wasteful number, since it uses less digits than its factorization.
145343551040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1025739 (or 1025729 counting only the distinct ones).
The product of its (nonzero) digits is 72000, while the sum is 35.
Adding to 145343551040 its reverse (40155343541), we get a palindrome (185498894581).
The spelling of 145343551040 in words is "one hundred forty-five billion, three hundred forty-three million, five hundred fifty-one thousand, forty".
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