Base | Representation |
---|---|
bin | 10010101101000… |
… | …10101001011101 |
3 | 101221020112212100 |
4 | 21112202221131 |
5 | 310131412104 |
6 | 23322555313 |
7 | 3613443102 |
oct | 1126425135 |
9 | 357215770 |
10 | 156904029 |
11 | 80628357 |
12 | 44668b39 |
13 | 26678529 |
14 | 16ba4aa9 |
15 | db95139 |
hex | 95a2a5d |
156904029 has 12 divisors (see below), whose sum is σ = 226807776. Its totient is φ = 104524872.
The previous prime is 156904021. The next prime is 156904049. The reversal of 156904029 is 920409651.
156904029 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 156904029 - 23 = 156904021 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 156903984 and 156904002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (156904021) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7984 + ... + 19430.
It is an arithmetic number, because the mean of its divisors is an integer number (18900648).
Almost surely, 2156904029 is an apocalyptic number.
It is an amenable number.
156904029 is a deficient number, since it is larger than the sum of its proper divisors (69903747).
156904029 is a wasteful number, since it uses less digits than its factorization.
156904029 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12976 (or 12973 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 36.
The square root of 156904029 is about 12526.1338408944. The cubic root of 156904029 is about 539.3591265418.
The spelling of 156904029 in words is "one hundred fifty-six million, nine hundred four thousand, twenty-nine".
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