Base | Representation |
---|---|
bin | 100001000010110101100001… |
… | …100011111011000011011111 |
3 | 201001120110021121022011221220 |
4 | 201002311201203323003133 |
5 | 123022043222432423011 |
6 | 1233031515043024423 |
7 | 42416530624645434 |
oct | 4102654143730337 |
9 | 631513247264856 |
10 | 145330445201631 |
11 | 42341328617668 |
12 | 1437202006b113 |
13 | 63127a9ca5271 |
14 | 27c60613cdb8b |
15 | 11c05a2137506 |
hex | 842d618fb0df |
145330445201631 has 32 divisors (see below), whose sum is σ = 206540833314816. Its totient is φ = 90579591360000.
The previous prime is 145330445201629. The next prime is 145330445201639. The reversal of 145330445201631 is 136102544033541.
145330445201631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 145330445201631 - 21 = 145330445201629 is a prime.
It is a super-2 number, since 2×1453304452016312 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145330445201639) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 167997141 + ... + 168860001.
It is an arithmetic number, because the mean of its divisors is an integer number (6454401041088).
Almost surely, 2145330445201631 is an apocalyptic number.
145330445201631 is a deficient number, since it is larger than the sum of its proper divisors (61210388113185).
145330445201631 is a wasteful number, since it uses less digits than its factorization.
145330445201631 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 884903.
The product of its (nonzero) digits is 518400, while the sum is 42.
The spelling of 145330445201631 in words is "one hundred forty-five trillion, three hundred thirty billion, four hundred forty-five million, two hundred one thousand, six hundred thirty-one".
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