Base | Representation |
---|---|
bin | 10001101110010… |
… | …00011011011100 |
3 | 101100202020010200 |
4 | 20313020123130 |
5 | 301024421142 |
6 | 22430303500 |
7 | 3453450510 |
oct | 1067103334 |
9 | 340666120 |
10 | 148670172 |
11 | 76a14112 |
12 | 41957b90 |
13 | 24a54821 |
14 | 15a60140 |
15 | d0ba64c |
hex | 8dc86dc |
148670172 has 72 divisors (see below), whose sum is σ = 443369472. Its totient is φ = 41104800.
The previous prime is 148670167. The next prime is 148670173. The reversal of 148670172 is 271076841.
148670172 is a `hidden beast` number, since 1 + 486 + 7 + 0 + 172 = 666.
148670172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148670173) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1704 + ... + 17327.
Almost surely, 2148670172 is an apocalyptic number.
148670172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 148670172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221684736).
148670172 is an abundant number, since it is smaller than the sum of its proper divisors (294699300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
148670172 is a wasteful number, since it uses less digits than its factorization.
148670172 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19079 (or 19074 counting only the distinct ones).
The product of its (nonzero) digits is 18816, while the sum is 36.
The square root of 148670172 is about 12193.0378495271. The cubic root of 148670172 is about 529.7544513434.
The spelling of 148670172 in words is "one hundred forty-eight million, six hundred seventy thousand, one hundred seventy-two".
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