Base | Representation |
---|---|
bin | 1111001101001… |
… | …01111000100000 |
3 | 22220000120111222 |
4 | 13212211320200 |
5 | 230123312102 |
6 | 20353554212 |
7 | 3106134512 |
oct | 746457040 |
9 | 286016458 |
10 | 127557152 |
11 | 66003638 |
12 | 36875968 |
13 | 20571908 |
14 | 12d25bb2 |
15 | b2e9aa2 |
hex | 79a5e20 |
127557152 has 12 divisors (see below), whose sum is σ = 251128206. Its totient is φ = 63778560.
The previous prime is 127557151. The next prime is 127557163. The reversal of 127557152 is 251755721.
It can be written as a sum of positive squares in only one way, i.e., 92083216 + 35473936 = 9596^2 + 5956^2 .
It is a super-2 number, since 2×1275571522 = 32541654052702208, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (127557151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1993049 + ... + 1993112.
Almost surely, 2127557152 is an apocalyptic number.
It is an amenable number.
127557152 is a deficient number, since it is larger than the sum of its proper divisors (123571054).
127557152 is an equidigital number, since it uses as much as digits as its factorization.
127557152 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3986171 (or 3986163 counting only the distinct ones).
The product of its digits is 24500, while the sum is 35.
The square root of 127557152 is about 11294.1202401958. The cubic root of 127557152 is about 503.3865468156.
The spelling of 127557152 in words is "one hundred twenty-seven million, five hundred fifty-seven thousand, one hundred fifty-two".
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