Base | Representation |
---|---|
bin | 10010100011100… |
… | …01111101110101 |
3 | 101211220010222000 |
4 | 21101301331311 |
5 | 304321443203 |
6 | 23240125513 |
7 | 3600024510 |
oct | 1121617565 |
9 | 354803860 |
10 | 155656053 |
11 | 7a955773 |
12 | 44166899 |
13 | 2632c497 |
14 | 1695bd77 |
15 | d9ea4a3 |
hex | 9471f75 |
155656053 has 48 divisors (see below), whose sum is σ = 272638080. Its totient is φ = 85976640.
The previous prime is 155656027. The next prime is 155656093. The reversal of 155656053 is 350656551.
155656053 is a `hidden beast` number, since 1 + 556 + 56 + 0 + 53 = 666.
It is not a de Polignac number, because 155656053 - 26 = 155655989 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 155655999 and 155656017.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155656093) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 181201 + ... + 182057.
It is an arithmetic number, because the mean of its divisors is an integer number (5679960).
Almost surely, 2155656053 is an apocalyptic number.
It is an amenable number.
155656053 is a deficient number, since it is larger than the sum of its proper divisors (116982027).
155656053 is an equidigital number, since it uses as much as digits as its factorization.
155656053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 935 (or 898 counting only the distinct ones).
The product of its (nonzero) digits is 67500, while the sum is 36.
The square root of 155656053 is about 12476.2194995119. The cubic root of 155656053 is about 537.9253419248.
The spelling of 155656053 in words is "one hundred fifty-five million, six hundred fifty-six thousand, fifty-three".
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