Base | Representation |
---|---|
bin | 10010101011110… |
… | …10101001110110 |
3 | 101220221020011010 |
4 | 21111322221312 |
5 | 310111141324 |
6 | 23315253050 |
7 | 3612161361 |
oct | 1125725166 |
9 | 356836133 |
10 | 156740214 |
11 | 80526274 |
12 | 445aa186 |
13 | 2661bab7 |
14 | 16b610d8 |
15 | db61829 |
hex | 957aa76 |
156740214 has 32 divisors (see below), whose sum is σ = 325611360. Its totient is φ = 50257152.
The previous prime is 156740191. The next prime is 156740231. The reversal of 156740214 is 412047651.
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, 15792 + ... + 23724.
It is an arithmetic number, because the mean of its divisors is an integer number (10175355).
Almost surely, 2156740214 is an apocalyptic number.
156740214 is an abundant number, since it is smaller than the sum of its proper divisors (168871146).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
156740214 is a wasteful number, since it uses less digits than its factorization.
156740214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8064.
The product of its (nonzero) digits is 6720, while the sum is 30.
The square root of 156740214 is about 12519.5932042539. The cubic root of 156740214 is about 539.1713559607.
Adding to 156740214 its reverse (412047651), we get a palindrome (568787865).
The spelling of 156740214 in words is "one hundred fifty-six million, seven hundred forty thousand, two hundred fourteen".
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