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55171869068734 = 21138928432267611
BaseRepresentation
bin11001000101101101100111…
…01010000100110110111110
321020100101020102020200222021
430202312303222010312332
524212413441440144414
6313201335020310354
714423015230233355
oct1442666352046676
9236311212220867
1055171869068734
1116641292841820
1262308173a23ba
1324a28b9a35042
14d8a492d5c99c
1565a230d29c24
hex322db3a84dbe

55171869068734 has 32 divisors (see below), whose sum is σ = 90545202933120. Its totient is φ = 25004844765600.

The previous prime is 55171869068629. The next prime is 55171869068737. The reversal of 55171869068734 is 43786096817155.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55171869068737) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23196589 + ... + 25464199.

It is an arithmetic number, because the mean of its divisors is an integer number (2829537591660).

Almost surely, 255171869068734 is an apocalyptic number.

55171869068734 is a deficient number, since it is larger than the sum of its proper divisors (35373333864386).

55171869068734 is a wasteful number, since it uses less digits than its factorization.

55171869068734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2270856.

The product of its (nonzero) digits is 304819200, while the sum is 70.

The spelling of 55171869068734 in words is "fifty-five trillion, one hundred seventy-one billion, eight hundred sixty-nine million, sixty-eight thousand, seven hundred thirty-four".

Divisors: 1 2 11 22 389 778 2843 4279 5686 8558 31273 62546 1105927 2211854 2267611 4535222 12165197 24330394 24943721 49887442 882100679 1764201358 6446818073 9703107469 12893636146 19406214938 70914998803 141829997606 2507812230397 5015624460794 27585934534367 55171869068734