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42668227704 = 2334737826443
BaseRepresentation
bin100111101111001110…
…010111110001111000
311002010121210112210210
4213233032113301320
51144341031241304
631333532111120
73040233644214
oct475716276170
9132117715723
1042668227704
1117106114003
1283296054a0
13403cac341b
1420caacd944
15119ad92c89
hex9ef397c78

42668227704 has 32 divisors (see below), whose sum is σ = 108940158720. Its totient is φ = 13920130656.

The previous prime is 42668227703. The next prime is 42668227709. The reversal of 42668227704 is 40772286624.

It is a super-2 number, since 2×426682277042 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42668227703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18912094 + ... + 18914349.

It is an arithmetic number, because the mean of its divisors is an integer number (3404379960).

Almost surely, 242668227704 is an apocalyptic number.

It is an amenable number.

42668227704 is an abundant number, since it is smaller than the sum of its proper divisors (66271931016).

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

42668227704 is a wasteful number, since it uses less digits than its factorization.

42668227704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37826499 (or 37826495 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 48.

The spelling of 42668227704 in words is "forty-two billion, six hundred sixty-eight million, two hundred twenty-seven thousand, seven hundred four".

Divisors: 1 2 3 4 6 8 12 24 47 94 141 188 282 376 564 1128 37826443 75652886 113479329 151305772 226958658 302611544 453917316 907834632 1777842821 3555685642 5333528463 7111371284 10667056926 14222742568 21334113852 42668227704