Base | Representation |
---|---|
bin | 110011110011101000… |
… | …101110001011011101 |
3 | 12022120202021210200210 |
4 | 303303220232023131 |
5 | 1402411022132244 |
6 | 41315454443033 |
7 | 4006330640034 |
oct | 636350561335 |
9 | 168522253623 |
10 | 55627145949 |
11 | 2165608a0a1 |
12 | a945503479 |
13 | 532681009b |
14 | 2999c0371b |
15 | 16a88cc4b9 |
hex | cf3a2e2dd |
55627145949 has 16 divisors (see below), whose sum is σ = 79486031232. Its totient is φ = 34513668288.
The previous prime is 55627145941. The next prime is 55627145957. The reversal of 55627145949 is 94954172655.
It is an interprime number because it is at equal distance from previous prime (55627145941) and next prime (55627145957).
It is not a de Polignac number, because 55627145949 - 23 = 55627145941 is a prime.
It is a super-2 number, since 2×556271459492 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55627145941) 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, 10891914 + ... + 10897019.
It is an arithmetic number, because the mean of its divisors is an integer number (4967876952).
Almost surely, 255627145949 is an apocalyptic number.
It is an amenable number.
55627145949 is a deficient number, since it is larger than the sum of its proper divisors (23858885283).
55627145949 is a wasteful number, since it uses less digits than its factorization.
55627145949 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21788996.
The product of its digits is 13608000, while the sum is 57.
The spelling of 55627145949 in words is "fifty-five billion, six hundred twenty-seven million, one hundred forty-five thousand, nine hundred forty-nine".
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