Base | Representation |
---|---|
bin | 10001010101011… |
… | …01100000001101 |
3 | 101010121210201112 |
4 | 20222231200031 |
5 | 244211223112 |
6 | 22232421405 |
7 | 3413666660 |
oct | 1052554015 |
9 | 333553645 |
10 | 145414157 |
11 | 7509a899 |
12 | 40847865 |
13 | 241847a5 |
14 | 154536d7 |
15 | cb75a22 |
hex | 8aad80d |
145414157 has 8 divisors (see below), whose sum is σ = 166921536. Its totient is φ = 124090272.
The previous prime is 145414147. The next prime is 145414169. The reversal of 145414157 is 751414541.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 145414157 - 210 = 145413133 is a prime.
It is a super-2 number, since 2×1454141572 = 42290554112041298, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145414147) 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, 44168 + ... + 47345.
It is an arithmetic number, because the mean of its divisors is an integer number (20865192).
Almost surely, 2145414157 is an apocalyptic number.
It is an amenable number.
145414157 is a deficient number, since it is larger than the sum of its proper divisors (21507379).
145414157 is an equidigital number, since it uses as much as digits as its factorization.
145414157 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91747.
The product of its digits is 11200, while the sum is 32.
The square root of 145414157 is about 12058.7792499904. The cubic root of 145414157 is about 525.8584980348.
Adding to 145414157 its reverse (751414541), we get a palindrome (896828698).
The spelling of 145414157 in words is "one hundred forty-five million, four hundred fourteen thousand, one hundred fifty-seven".
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