Base | Representation |
---|---|
bin | 101001000100001… |
… | …0001011011011111 |
3 | 10120000202120210210 |
4 | 1102020101123133 |
5 | 10310220302010 |
6 | 344421103503 |
7 | 46100646624 |
oct | 12210213337 |
9 | 3500676723 |
10 | 1377900255 |
11 | 647874946 |
12 | 325557b93 |
13 | 18c6116c4 |
14 | d0ddc34b |
15 | 80e7bb20 |
hex | 522116df |
1377900255 has 16 divisors (see below), whose sum is σ = 2214108000. Its totient is φ = 731724288.
The previous prime is 1377900253. The next prime is 1377900259. The reversal of 1377900255 is 5520097731.
It is not a de Polignac number, because 1377900255 - 21 = 1377900253 is a prime.
It is a super-2 number, since 2×13779002552 = 3797218225458130050, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1377900253) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193630 + ... + 200619.
It is an arithmetic number, because the mean of its divisors is an integer number (138381750).
Almost surely, 21377900255 is an apocalyptic number.
1377900255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
1377900255 is a deficient number, since it is larger than the sum of its proper divisors (836207745).
1377900255 is a wasteful number, since it uses less digits than its factorization.
1377900255 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 394490.
The product of its (nonzero) digits is 66150, while the sum is 39.
The square root of 1377900255 is about 37120.0788657567. The cubic root of 1377900255 is about 1112.7713276681.
Adding to 1377900255 its reverse (5520097731), we get a palindrome (6897997986).
The spelling of 1377900255 in words is "one billion, three hundred seventy-seven million, nine hundred thousand, two hundred fifty-five".
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