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142362145968 = 2437423696863
BaseRepresentation
bin1000010010010101110…
…0011111010010110000
3111121110110111022211220
42010211130133102300
54313024202132333
6145222242505040
713166603163150
oct2044534372260
9447413438756
10142362145968
11554147a1399
1223710965180
131056a085ac3
146c67236760
153a832bb8b3
hex212571f4b0

142362145968 has 40 divisors (see below), whose sum is σ = 420307289088. Its totient is φ = 40674898752.

The previous prime is 142362145967. The next prime is 142362145969. The reversal of 142362145968 is 869541263241.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (142362145967) and next prime (142362145969).

It is a super-2 number, since 2×1423621459682 (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 142362145968.

It is not an unprimeable number, because it can be changed into a prime (142362145967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211848096 + ... + 211848767.

Almost surely, 2142362145968 is an apocalyptic number.

It is an amenable number.

142362145968 is an abundant number, since it is smaller than the sum of its proper divisors (277945143120).

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

142362145968 is a wasteful number, since it uses less digits than its factorization.

142362145968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423696881 (or 423696875 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 51.

The spelling of 142362145968 in words is "one hundred forty-two billion, three hundred sixty-two million, one hundred forty-five thousand, nine hundred sixty-eight".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 84 112 168 336 423696863 847393726 1271090589 1694787452 2542181178 2965878041 3389574904 5084362356 5931756082 6779149808 8897634123 10168724712 11863512164 17795268246 20337449424 23727024328 35590536492 47454048656 71181072984 142362145968