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94090494140 = 22588715793359
BaseRepresentation
bin101011110100000111…
…0110000000010111100
322222212022212100012022
41113220032300002330
53020144131303030
6111120301455312
76540436001306
oct1275016600274
9288768770168
1094090494140
11369a36a3965
121629a871538
138b46409806
1447a828a976
1526aa529de5
hex15e83b00bc

94090494140 has 48 divisors (see below), whose sum is σ = 197997004800. Its totient is φ = 37558773312.

The previous prime is 94090494109. The next prime is 94090494143. The reversal of 94090494140 is 4149409049.

It is a junction number, because it is equal to n+sod(n) for n = 94090494091 and 94090494100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94090494143) 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 15 ways as a sum of consecutive naturals, for example, 28009781 + ... + 28013139.

It is an arithmetic number, because the mean of its divisors is an integer number (4124937600).

Almost surely, 294090494140 is an apocalyptic number.

It is an amenable number.

94090494140 is an abundant number, since it is smaller than the sum of its proper divisors (103906510660).

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

94090494140 is a wasteful number, since it uses less digits than its factorization.

94090494140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5834 (or 5832 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 44.

The spelling of 94090494140 in words is "ninety-four billion, ninety million, four hundred ninety-four thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 887 1579 1774 3158 3359 3548 4435 6316 6718 7895 8870 13436 15790 16795 17740 31580 33590 67180 1400573 2801146 2979433 5303861 5602292 5958866 7002865 10607722 11917732 14005730 14897165 21215444 26519305 28011460 29794330 53038610 59588660 106077220 4704524707 9409049414 18818098828 23522623535 47045247070 94090494140