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53143345310 = 251137137191499
BaseRepresentation
bin110001011111100101…
…110001100010011110
312002011122120122202112
4301133211301202132
51332314144022220
640225210154022
73560640660536
oct613745614236
9162148518675
1053143345310
11205a103a9a0
12a371722912
13501c063173
142801dac4c6
1515b08015c5
hexc5f97189e

53143345310 has 128 divisors (see below), whose sum is σ = 108739584000. Its totient is φ = 18530380800.

The previous prime is 53143345309. The next prime is 53143345351. The reversal of 53143345310 is 1354334135.

It is a super-2 number, since 2×531433453102 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 106499441 + ... + 106499939.

It is an arithmetic number, because the mean of its divisors is an integer number (849528000).

Almost surely, 253143345310 is an apocalyptic number.

53143345310 is an abundant number, since it is smaller than the sum of its proper divisors (55596238690).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53143345310 is a wasteful number, since it uses less digits than its factorization.

53143345310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882.

The product of its (nonzero) digits is 32400, while the sum is 32.

Adding to 53143345310 its reverse (1354334135), we get a palindrome (54497679445).

The spelling of 53143345310 in words is "fifty-three billion, one hundred forty-three million, three hundred forty-five thousand, three hundred ten".

Divisors: 1 2 5 10 11 22 37 55 74 110 137 185 191 274 370 382 407 499 685 814 955 998 1370 1507 1910 2035 2101 2495 3014 4070 4202 4990 5069 5489 7067 7535 10138 10505 10978 14134 15070 18463 21010 25345 26167 27445 35335 36926 50690 52334 54890 55759 68363 70670 77737 92315 95309 111518 130835 136726 155474 184630 190618 203093 261670 278795 287837 341815 388685 406186 476545 557590 575674 683630 751993 777370 953090 968179 1015465 1048399 1439185 1503986 1936358 2030930 2096798 2529431 2878370 3526433 3759965 4840895 5058862 5241995 7052866 7519930 9681790 10483990 10649969 12647155 13057333 17632165 21299938 25294310 26114666 27823741 35264330 38790763 53249845 55647482 65286665 77581526 106499690 130573330 139118705 143630663 193953815 278237410 287261326 387907630 483121321 718153315 966242642 1436306630 2415606605 4831213210 5314334531 10628669062 26571672655 53143345310