Base | Representation |
---|---|
bin | 10100001011000… |
… | …00001000111000 |
3 | 102210101222200110 |
4 | 22011200020320 |
5 | 321304331040 |
6 | 24442504320 |
7 | 4123204536 |
oct | 1205401070 |
9 | 383358613 |
10 | 169214520 |
11 | 87576412 |
12 | 488050a0 |
13 | 29098947 |
14 | 1868b156 |
15 | ecc7980 |
hex | a160238 |
169214520 has 64 divisors (see below), whose sum is σ = 508500000. Its totient is φ = 45047808.
The previous prime is 169214489. The next prime is 169214533. The reversal of 169214520 is 25412961.
169214520 is digitally balanced in base 3, 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 (30).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134856 + ... + 136104.
Almost surely, 2169214520 is an apocalyptic number.
169214520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
169214520 is an abundant number, since it is smaller than the sum of its proper divisors (339285480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
169214520 is a wasteful number, since it uses less digits than its factorization.
169214520 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2392 (or 2388 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 30.
The square root of 169214520 is about 13008.2481526146. The cubic root of 169214520 is about 553.1113139708. Note that the first 3 decimals are identical.
The spelling of 169214520 in words is "one hundred sixty-nine million, two hundred fourteen thousand, five hundred twenty".
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