Base | Representation |
---|---|
bin | 101001000010110… |
… | …1100010101111000 |
3 | 10112222111020020101 |
4 | 1102011230111320 |
5 | 10310032132211 |
6 | 344354405144 |
7 | 46062132325 |
oct | 12205542570 |
9 | 3488436211 |
10 | 1377224056 |
11 | 6474528aa |
12 | 3252907b4 |
13 | 18c4359a0 |
14 | d0ca3b4c |
15 | 80d965c1 |
hex | 5216c578 |
1377224056 has 32 divisors (see below), whose sum is σ = 2791031040. Its totient is φ = 633333888.
The previous prime is 1377224053. The next prime is 1377224099. The reversal of 1377224056 is 6504227731.
It is a happy number.
It is a super-5 number, since 5×13772240565 (a number of 47 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1377224053) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4905 + ... + 52711.
It is an arithmetic number, because the mean of its divisors is an integer number (87219720).
Almost surely, 21377224056 is an apocalyptic number.
It is an amenable number.
1377224056 is an abundant number, since it is smaller than the sum of its proper divisors (1413806984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1377224056 is a wasteful number, since it uses less digits than its factorization.
1377224056 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48103 (or 48099 counting only the distinct ones).
The product of its (nonzero) digits is 70560, while the sum is 37.
The square root of 1377224056 is about 37110.9694834290. The cubic root of 1377224056 is about 1112.5892685343.
It can be divided in two parts, 137722 and 4056, that added together give a triangular number (141778 = T532).
The spelling of 1377224056 in words is "one billion, three hundred seventy-seven million, two hundred twenty-four thousand, fifty-six".
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