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23628679352356 = 221321869592
BaseRepresentation
bin1010101111101011110110…
…00010100001000000100100
310002122212202021211212222111
411113311323002201000210
511044113013403233411
6122130510534010404
74656054462425131
oct527657302410044
9102585667755874
1023628679352356
11758a959550201
122797490aa6a04
13102523734c100
145b98c42a9588
152ae982153721
hex157d7b0a1024

23628679352356 has 27 divisors (see below), whose sum is σ = 44775887795121. Its totient is φ = 10905485985264.

The previous prime is 23628679352233. The next prime is 23628679352371. The reversal of 23628679352356 is 65325397682632.

It is a happy number.

The square root of 23628679352356 is 4860934.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3495366768100 + 20133312584256 = 1869590^2 + 4487016^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23628679352291 and 23628679352300.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 126290805 + ... + 126477763.

Almost surely, 223628679352356 is an apocalyptic number.

23628679352356 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

23628679352356 is the 4860934-th square number.

It is an amenable number.

23628679352356 is a deficient number, since it is larger than the sum of its proper divisors (21147208442765).

23628679352356 is an frugal number, since it uses more digits than its factorization.

23628679352356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373948 (or 186974 counting only the distinct ones).

The product of its digits is 587865600, while the sum is 67.

The spelling of 23628679352356 in words is "twenty-three trillion, six hundred twenty-eight billion, six hundred seventy-nine million, three hundred fifty-two thousand, three hundred fifty-six".

Divisors: 1 2 4 13 26 52 169 338 676 186959 373918 747836 2430467 4860934 9721868 31596071 63192142 126384284 34953667681 69907335362 139814670724 454397679853 908795359706 1817590719412 5907169838089 11814339676178 23628679352356