Base | Representation |
---|---|
bin | 1000101010001000010… |
… | …1001001011111101100 |
3 | 112012221111212202221100 |
4 | 2022202011021133230 |
5 | 4414114011143133 |
6 | 152200045003100 |
7 | 13514055246042 |
oct | 2124205113754 |
9 | 465844782840 |
10 | 148748146668 |
11 | 580a14a6220 |
12 | 249b3553490 |
13 | 11047101144 |
14 | 72b1404392 |
15 | 3d08c4ee13 |
hex | 22a21497ec |
148748146668 has 36 divisors (see below), whose sum is σ = 410184284328. Its totient is φ = 45075195840.
The previous prime is 148748146667. The next prime is 148748146669. The reversal of 148748146668 is 866641847841.
It is an interprime number because it is at equal distance from previous prime (148748146667) and next prime (148748146669).
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×1487481466682 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (148748146667) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 187812921 + ... + 187813712.
It is an arithmetic number, because the mean of its divisors is an integer number (11394007898).
Almost surely, 2148748146668 is an apocalyptic number.
148748146668 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
148748146668 is an abundant number, since it is smaller than the sum of its proper divisors (261436137660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
148748146668 is a wasteful number, since it uses less digits than its factorization.
148748146668 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 375626654 (or 375626649 counting only the distinct ones).
The product of its digits is 49545216, while the sum is 63.
The spelling of 148748146668 in words is "one hundred forty-eight billion, seven hundred forty-eight million, one hundred forty-six thousand, six hundred sixty-eight".
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