Base | Representation |
---|---|
bin | 1000011101010110100… |
… | …1101100101000100000 |
3 | 111220002111012111221021 |
4 | 2013111221230220200 |
5 | 4340103002222441 |
6 | 150431445335224 |
7 | 13333061002165 |
oct | 2072551545040 |
9 | 456074174837 |
10 | 145318398496 |
11 | 566a14a16a7 |
12 | 241b6a07514 |
13 | 1091b690b5b |
14 | 7067ad206c |
15 | 3ba7abd3d1 |
hex | 21d5a6ca20 |
145318398496 has 24 divisors (see below), whose sum is σ = 302924750940. Its totient is φ = 68385128448.
The previous prime is 145318398461. The next prime is 145318398499. The reversal of 145318398496 is 694893813541.
It can be written as a sum of positive squares in 2 ways, for example, as 140580003600 + 4738394896 = 374940^2 + 68836^2 .
It is a super-2 number, since 2×1453183984962 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (145318398499) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133564161 + ... + 133565248.
Almost surely, 2145318398496 is an apocalyptic number.
145318398496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
145318398496 is an abundant number, since it is smaller than the sum of its proper divisors (157606352444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145318398496 is a wasteful number, since it uses less digits than its factorization.
145318398496 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 267129436 (or 267129428 counting only the distinct ones).
The product of its digits is 22394880, while the sum is 61.
The spelling of 145318398496 in words is "one hundred forty-five billion, three hundred eighteen million, three hundred ninety-eight thousand, four hundred ninety-six".
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