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42718158366 = 23132512181947
BaseRepresentation
bin100111110010001100…
…110101111000011110
311002021002202021210120
4213302030311320132
51144441322031431
631342514215410
73041411232522
oct476214657036
9132232667716
1042718158366
1117131317714
128342284566
13404a2560b0
1420d35a9d82
1511a0457196
hex9f2335e1e

42718158366 has 32 divisors (see below), whose sum is σ = 92374950528. Its totient is φ = 13091676000.

The previous prime is 42718158319. The next prime is 42718158367. The reversal of 42718158366 is 66385181724.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42718158367) 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, 1071396 + ... + 1110551.

It is an arithmetic number, because the mean of its divisors is an integer number (2886717204).

Almost surely, 242718158366 is an apocalyptic number.

42718158366 is an abundant number, since it is smaller than the sum of its proper divisors (49656792162).

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

42718158366 is a wasteful number, since it uses less digits than its factorization.

42718158366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2182216.

The product of its digits is 1935360, while the sum is 51.

The spelling of 42718158366 in words is "forty-two billion, seven hundred eighteen million, one hundred fifty-eight thousand, three hundred sixty-six".

Divisors: 1 2 3 6 13 26 39 78 251 502 753 1506 3263 6526 9789 19578 2181947 4363894 6545841 13091682 28365311 56730622 85095933 170191866 547668697 1095337394 1643006091 3286012182 7119693061 14239386122 21359079183 42718158366