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140044421004 = 22347248305711
BaseRepresentation
bin1000001001101101001…
…1000100011110001100
3111101110221021200220120
42002123103010132030
54243302332433004
6144200245544540
713055300636415
oct2023323043614
9441427250816
10140044421004
1154435474314
1223184715150
131028ab45c07
146ac74b280c
153999a983d9
hex209b4c478c

140044421004 has 24 divisors (see below), whose sum is σ = 333722876928. Its totient is φ = 45688250640.

The previous prime is 140044421003. The next prime is 140044421053. The reversal of 140044421004 is 400124440041.

It is a happy number.

It is a super-2 number, since 2×1400444210042 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140044421003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124152292 + ... + 124153419.

It is an arithmetic number, because the mean of its divisors is an integer number (13905119872).

Almost surely, 2140044421004 is an apocalyptic number.

It is an amenable number.

140044421004 is an abundant number, since it is smaller than the sum of its proper divisors (193678455924).

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

140044421004 is a wasteful number, since it uses less digits than its factorization.

140044421004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248305765 (or 248305763 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 140044421004 its reverse (400124440041), we get a palindrome (540168861045).

The spelling of 140044421004 in words is "one hundred forty billion, forty-four million, four hundred twenty-one thousand, four".

Divisors: 1 2 3 4 6 12 47 94 141 188 282 564 248305711 496611422 744917133 993222844 1489834266 2979668532 11670368417 23340736834 35011105251 46681473668 70022210502 140044421004