Base | Representation |
---|---|
bin | 1000010100010… |
… | …10001101010000 |
3 | 11212021210100022 |
4 | 10022022031100 |
5 | 120330201422 |
6 | 10531243012 |
7 | 1505024144 |
oct | 412121520 |
9 | 155253308 |
10 | 69772112 |
11 | 36425903 |
12 | 1b449468 |
13 | 115bbb97 |
14 | 93a3224 |
15 | 61d3342 |
hex | 428a350 |
69772112 has 10 divisors (see below), whose sum is σ = 135183498. Its totient is φ = 34886048.
The previous prime is 69772093. The next prime is 69772127. The reversal of 69772112 is 21127796.
It can be written as a sum of positive squares in only one way, i.e., 42981136 + 26790976 = 6556^2 + 5176^2 .
It is a super-2 number, since 2×697721122 = 9736295225881088, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2180363 + ... + 2180394.
Almost surely, 269772112 is an apocalyptic number.
It is an amenable number.
69772112 is a deficient number, since it is larger than the sum of its proper divisors (65411386).
69772112 is a wasteful number, since it uses less digits than its factorization.
69772112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4360765 (or 4360759 counting only the distinct ones).
The product of its digits is 10584, while the sum is 35.
The square root of 69772112 is about 8352.9702501565. The cubic root of 69772112 is about 411.6808097406.
Subtracting from 69772112 its reverse (21127796), we obtain a triangular number (48644316 = T9863).
The spelling of 69772112 in words is "sixty-nine million, seven hundred seventy-two thousand, one hundred twelve".
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