Base | Representation |
---|---|
bin | 1000101001111010110… |
… | …0011001000101111101 |
3 | 112012210112221221200120 |
4 | 2022132230121011331 |
5 | 4414004434402214 |
6 | 152150255045153 |
7 | 13512465261102 |
oct | 2123654310575 |
9 | 465715857616 |
10 | 148691325309 |
11 | 5807241651a |
12 | 249985107b9 |
13 | 110383c7c37 |
14 | 72a7a52aa9 |
15 | 3d03c78ea9 |
hex | 229eb1917d |
148691325309 has 8 divisors (see below), whose sum is σ = 198283864800. Its totient is φ = 99113168016.
The previous prime is 148691325287. The next prime is 148691325311. The reversal of 148691325309 is 903523196841.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 148691325309 - 29 = 148691324797 is a prime.
It is a super-2 number, since 2×1486913253092 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148691325709) 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, 3571402 + ... + 3612795.
It is an arithmetic number, because the mean of its divisors is an integer number (24785483100).
Almost surely, 2148691325309 is an apocalyptic number.
It is an amenable number.
148691325309 is a deficient number, since it is larger than the sum of its proper divisors (49592539491).
148691325309 is an equidigital number, since it uses as much as digits as its factorization.
148691325309 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7191099.
The product of its (nonzero) digits is 1399680, while the sum is 51.
The spelling of 148691325309 in words is "one hundred forty-eight billion, six hundred ninety-one million, three hundred twenty-five thousand, three hundred nine".
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