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20231542776072 = 2336752312405239
BaseRepresentation
bin1001001100110100001011…
…11010111010000100001000
32122122010011000001020102210
410212122011322322010020
510122433144422313242
6111010124211225120
74155452330112105
oct446320572720410
978563130036383
1020231542776072
1164a0170509811
1223290128a81a0
13b39a984b6544
144dd2d7623aac
152514075ccd9c
hex126685eba108

20231542776072 has 64 divisors (see below), whose sum is σ = 51343599974400. Its totient is φ = 6641920422720.

The previous prime is 20231542775971. The next prime is 20231542776073. The reversal of 20231542776072 is 27067724513202.

It is a super-2 number, since 2×202315427760722 (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20231542776073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7208829 + ... + 9614067.

It is an arithmetic number, because the mean of its divisors is an integer number (802243749600).

Almost surely, 220231542776072 is an apocalyptic number.

It is an amenable number.

20231542776072 is an abundant number, since it is smaller than the sum of its proper divisors (31112057198328).

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

20231542776072 is a wasteful number, since it uses less digits than its factorization.

20231542776072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2410546 (or 2410542 counting only the distinct ones).

The product of its (nonzero) digits is 1975680, while the sum is 48.

The spelling of 20231542776072 in words is "twenty trillion, two hundred thirty-one billion, five hundred forty-two million, seven hundred seventy-six thousand, seventy-two".

Divisors: 1 2 3 4 6 8 12 24 67 134 201 268 402 536 804 1608 5231 10462 15693 20924 31386 41848 62772 125544 350477 700954 1051431 1401908 2102862 2405239 2803816 4205724 4810478 7215717 8411448 9620956 14431434 19241912 28862868 57725736 161151013 322302026 483453039 644604052 966906078 1289208104 1933812156 3867624312 12581805209 25163610418 37745415627 50327220836 75490831254 100654441672 150981662508 301963325016 842980949003 1685961898006 2528942847009 3371923796012 5057885694018 6743847592024 10115771388036 20231542776072