Base | Representation |
---|---|
bin | 10001110000010… |
… | …11110000011111 |
3 | 101101021020102201 |
4 | 20320023300133 |
5 | 301112232301 |
6 | 22440232331 |
7 | 3456006520 |
oct | 1070136037 |
9 | 341236381 |
10 | 148945951 |
11 | 77092330 |
12 | 41a6b6a7 |
13 | 24b201cb |
14 | 15ad2847 |
15 | d122201 |
hex | 8e0bc1f |
148945951 has 16 divisors (see below), whose sum is σ = 186531840. Its totient is φ = 115541280.
The previous prime is 148945919. The next prime is 148945963. The reversal of 148945951 is 159549841.
It is a happy number.
148945951 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 148945951 - 25 = 148945919 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148942951) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13410 + ... + 21856.
It is an arithmetic number, because the mean of its divisors is an integer number (11658240).
Almost surely, 2148945951 is an apocalyptic number.
148945951 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
148945951 is a deficient number, since it is larger than the sum of its proper divisors (37585889).
148945951 is a wasteful number, since it uses less digits than its factorization.
148945951 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8694.
The product of its digits is 259200, while the sum is 46.
The square root of 148945951 is about 12204.3414816204. The cubic root of 148945951 is about 530.0818088977.
The spelling of 148945951 in words is "one hundred forty-eight million, nine hundred forty-five thousand, nine hundred fifty-one".
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