Base | Representation |
---|---|
bin | 110101010001… |
… | …0101011111100 |
3 | 1221112221212000 |
4 | 1222202223330 |
5 | 24122214330 |
6 | 2434342300 |
7 | 456252435 |
oct | 152425374 |
9 | 57487760 |
10 | 27929340 |
11 | 148467aa |
12 | 942a990 |
13 | 5a2b64a |
14 | 39d048c |
15 | 26ba560 |
hex | 1aa2afc |
27929340 has 48 divisors (see below), whose sum is σ = 86892960. Its totient is φ = 7447680.
The previous prime is 27929333. The next prime is 27929371. The reversal of 27929340 is 4392972.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 27929295 and 27929304.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25321 + ... + 26400.
It is an arithmetic number, because the mean of its divisors is an integer number (1810270).
Almost surely, 227929340 is an apocalyptic number.
27929340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
27929340 is an abundant number, since it is smaller than the sum of its proper divisors (58963620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27929340 is a wasteful number, since it uses less digits than its factorization.
27929340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51739 (or 51731 counting only the distinct ones).
The product of its (nonzero) digits is 27216, while the sum is 36.
The square root of 27929340 is about 5284.8216620809. The cubic root of 27929340 is about 303.4032470440.
The spelling of 27929340 in words is "twenty-seven million, nine hundred twenty-nine thousand, three hundred forty".
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