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42179310700 = 2252421793107
BaseRepresentation
bin100111010010000101…
…010011010001101100
311000212112210222202121
4213102011103101230
51142340400420300
631213225002324
73022146140212
oct472205232154
9130775728677
1042179310700
111698513746a
1282119233a4
133c9271bb17
142081bc0cb2
15116ceb881a
hex9d215346c

42179310700 has 18 divisors (see below), whose sum is σ = 91529104436. Its totient is φ = 16871724240.

The previous prime is 42179310631. The next prime is 42179310709. The reversal of 42179310700 is 701397124.

It is a super-2 number, since 2×421793107002 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42179310709) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 210896454 + ... + 210896653.

Almost surely, 242179310700 is an apocalyptic number.

It is an amenable number.

42179310700 is an abundant number, since it is smaller than the sum of its proper divisors (49349793736).

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

42179310700 is a wasteful number, since it uses less digits than its factorization.

42179310700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421793121 (or 421793114 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 34.

The spelling of 42179310700 in words is "forty-two billion, one hundred seventy-nine million, three hundred ten thousand, seven hundred".

Divisors: 1 2 4 5 10 20 25 50 100 421793107 843586214 1687172428 2108965535 4217931070 8435862140 10544827675 21089655350 42179310700