Base | Representation |
---|---|
bin | 1000101010010111011… |
… | …1000000100111000001 |
3 | 112020002221011221202100 |
4 | 2022211313000213001 |
5 | 4414231224032441 |
6 | 152210231541013 |
7 | 13515455203614 |
oct | 2124567004701 |
9 | 466087157670 |
10 | 148811549121 |
11 | 58124270444 |
12 | 24a1082a769 |
13 | 1105729c9a1 |
14 | 72b99ca17b |
15 | 3d0e5c5cb6 |
hex | 22a5dc09c1 |
148811549121 has 27 divisors (see below), whose sum is σ = 216653361379. Its totient is φ = 98427690672.
The previous prime is 148811549113. The next prime is 148811549147. The reversal of 148811549121 is 121945118841.
The square root of 148811549121 is 385761.
It is a perfect power (a square), and thus also a powerful number.
148811549121 is a `hidden beast` number, since 1 + 4 + 8 + 81 + 1 + 549 + 1 + 21 = 666.
It can be written as a sum of positive squares in only one way, i.e., 17434297521 + 131377251600 = 132039^2 + 362460^2 .
It is not a de Polignac number, because 148811549121 - 23 = 148811549113 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (148811549101) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 172434736 + ... + 172435598.
Almost surely, 2148811549121 is an apocalyptic number.
148811549121 is the 385761-st square number.
148811549121 is the 192881-st centered octagonal number.
It is an amenable number.
148811549121 is a deficient number, since it is larger than the sum of its proper divisors (67841812258).
148811549121 is an frugal number, since it uses more digits than its factorization.
148811549121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2030 (or 1015 counting only the distinct ones).
The product of its digits is 92160, while the sum is 45.
The spelling of 148811549121 in words is "one hundred forty-eight billion, eight hundred eleven million, five hundred forty-nine thousand, one hundred twenty-one".
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