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212486050634 = 211132114797351
BaseRepresentation
bin1100010111100100100…
…1111101001101001010
3202022110111222202222012
43011321021331031022
511440132412110014
6241340441255522
721231413425664
oct3057111751512
9668414882865
10212486050634
1182129921910
12352211945a2
1317064093710
14a3da4a3534
1557d9704c3e
hex317927d34a

212486050634 has 64 divisors (see below), whose sum is σ = 377062318080. Its totient is φ = 88535160000.

The previous prime is 212486050613. The next prime is 212486050639. The reversal of 212486050634 is 436050684212.

It is a junction number, because it is equal to n+sod(n) for n = 212486050591 and 212486050600.

It is not an unprimeable number, because it can be changed into a prime (212486050639) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28902059 + ... + 28909409.

It is an arithmetic number, because the mean of its divisors is an integer number (5891598720).

Almost surely, 2212486050634 is an apocalyptic number.

212486050634 is a deficient number, since it is larger than the sum of its proper divisors (164576267446).

212486050634 is a wasteful number, since it uses less digits than its factorization.

212486050634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8067.

The product of its (nonzero) digits is 276480, while the sum is 41.

The spelling of 212486050634 in words is "two hundred twelve billion, four hundred eighty-six million, fifty thousand, six hundred thirty-four".

Divisors: 1 2 11 13 22 26 143 211 286 422 479 958 2321 2743 4642 5269 5486 6227 7351 10538 12454 14702 30173 60346 68497 80861 95563 101069 136994 161722 191126 202138 1051193 1111759 1313897 1551061 2102386 2223518 2627794 3102122 3521129 7042258 14452867 17061671 20163793 28905734 34123342 38732419 40327586 45774677 77464838 91549354 221801723 443603446 503521447 742958219 1007042894 1485916438 8172540409 9658456847 16345080818 19316913694 106243025317 212486050634