Base | Representation |
---|---|
bin | 1111001110101… |
… | …01100110110110 |
3 | 22220101111122220 |
4 | 13213111212312 |
5 | 230201041010 |
6 | 20402103210 |
7 | 3110610435 |
oct | 747254666 |
9 | 286344586 |
10 | 127752630 |
11 | 66127495 |
12 | 3694ab06 |
13 | 2060c895 |
14 | 12d7711c |
15 | b337970 |
hex | 79d59b6 |
127752630 has 32 divisors (see below), whose sum is σ = 306906624. Its totient is φ = 34034016.
The previous prime is 127752629. The next prime is 127752659. The reversal of 127752630 is 36257721.
It is a junction number, because it is equal to n+sod(n) for n = 127752591 and 127752600.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52419 + ... + 54801.
It is an arithmetic number, because the mean of its divisors is an integer number (9590832).
Almost surely, 2127752630 is an apocalyptic number.
127752630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
127752630 is an abundant number, since it is smaller than the sum of its proper divisors (179153994).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
127752630 is a wasteful number, since it uses less digits than its factorization.
127752630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4180.
The product of its (nonzero) digits is 17640, while the sum is 33.
The square root of 127752630 is about 11302.7708992087. The cubic root of 127752630 is about 503.6435578128.
The spelling of 127752630 in words is "one hundred twenty-seven million, seven hundred fifty-two thousand, six hundred thirty".
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