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70078194 = 232192359151
BaseRepresentation
bin1000010110101…
…00111011110010
311212212100012200
410023110323302
5120420000234
610542004030
71510440414
oct413247362
9155770180
1070078194
113661486a
121b576616
13116982b4
1494429b4
156243d99
hex42d4ef2

70078194 has 96 divisors (see below), whose sum is σ = 170726400. Its totient is φ = 20671200.

The previous prime is 70078163. The next prime is 70078231. The reversal of 70078194 is 49187007.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 464019 + ... + 464169.

It is an arithmetic number, because the mean of its divisors is an integer number (1778400).

Almost surely, 270078194 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70078194, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85363200).

70078194 is an abundant number, since it is smaller than the sum of its proper divisors (100648206).

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

70078194 is a wasteful number, since it uses less digits than its factorization.

70078194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260 (or 257 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 36.

The square root of 70078194 is about 8371.2719463651. The cubic root of 70078194 is about 412.2819299156.

The spelling of 70078194 in words is "seventy million, seventy-eight thousand, one hundred ninety-four".

Divisors: 1 2 3 6 9 18 19 23 38 46 57 59 69 114 118 138 151 171 177 207 302 342 354 414 437 453 531 874 906 1062 1121 1311 1357 1359 2242 2622 2714 2718 2869 3363 3473 3933 4071 5738 6726 6946 7866 8142 8607 8909 10089 10419 12213 17214 17818 20178 20838 24426 25783 25821 26727 31257 51566 51642 53454 62514 65987 77349 80181 131974 154698 160362 169271 197961 204907 232047 338542 395922 409814 464094 507813 593883 614721 1015626 1187766 1229442 1523439 1844163 3046878 3688326 3893233 7786466 11679699 23359398 35039097 70078194