Base | Representation |
---|---|
bin | 100001000100100101111001… |
… | …110000011001111101111010 |
3 | 201001222222201221210210102122 |
4 | 201010211321300121331322 |
5 | 123031032333203231300 |
6 | 1233203152333001242 |
7 | 42431332050421121 |
oct | 4104457160317572 |
9 | 631888657723378 |
10 | 145451110211450 |
11 | 423885188a247a |
12 | 14391496623222 |
13 | 6320c99b9a564 |
14 | 27cbc2aba2ab8 |
15 | 11c37b569cc85 |
hex | 844979c19f7a |
145451110211450 has 96 divisors (see below), whose sum is σ = 273020019225408. Its totient is φ = 57648588480000.
The previous prime is 145451110211447. The next prime is 145451110211453. The reversal of 145451110211450 is 54112011154541.
It is a happy number.
145451110211450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (145451110211447) and next prime (145451110211453).
It is a super-2 number, since 2×1454511102114502 (a number of 29 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 145451110211450.
It is not an unprimeable number, because it can be changed into a prime (145451110211453) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8502423797 + ... + 8502440903.
It is an arithmetic number, because the mean of its divisors is an integer number (2843958533598).
Almost surely, 2145451110211450 is an apocalyptic number.
145451110211450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
145451110211450 is a deficient number, since it is larger than the sum of its proper divisors (127568909013958).
145451110211450 is a wasteful number, since it uses less digits than its factorization.
145451110211450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19488 (or 19483 counting only the distinct ones).
The product of its (nonzero) digits is 16000, while the sum is 35.
Adding to 145451110211450 its reverse (54112011154541), we get a palindrome (199563121365991).
The spelling of 145451110211450 in words is "one hundred forty-five trillion, four hundred fifty-one billion, one hundred ten million, two hundred eleven thousand, four hundred fifty".
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