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23211044401402 = 21113626831294729
BaseRepresentation
bin1010100011100001111100…
…00011100111000011111010
310001011221202121000012010001
411101300332003213003322
511020242204331321102
6121211001231343214
74613641214055004
oct521607603470372
9101157677005101
1023211044401402
1174398264aa180
12272a557981b0a
13cc4a3b305460
145a35c5d83374
152a3b8c45e487
hex151c3e0e70fa

23211044401402 has 32 divisors (see below), whose sum is σ = 40904063081280. Its totient is φ = 9738736859520.

The previous prime is 23211044401399. The next prime is 23211044401423. The reversal of 23211044401402 is 20410444011232.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17279974 + ... + 18574702.

It is an arithmetic number, because the mean of its divisors is an integer number (1278251971290).

Almost surely, 223211044401402 is an apocalyptic number.

23211044401402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23211044401402 is a deficient number, since it is larger than the sum of its proper divisors (17693018679878).

23211044401402 is a wasteful number, since it uses less digits than its factorization.

23211044401402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1357438.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 23211044401402 its reverse (20410444011232), we get a palindrome (43621488412634).

The spelling of 23211044401402 in words is "twenty-three trillion, two hundred eleven billion, forty-four million, four hundred one thousand, four hundred two".

Divisors: 1 2 11 13 22 26 143 286 62683 125366 689513 814879 1294729 1379026 1629758 2589458 8963669 14242019 16831477 17927338 28484038 33662954 185146247 370292494 81157497907 162314995814 892732476977 1055047472791 1785464953954 2110094945582 11605522200701 23211044401402