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144311213310020 = 22543167803736407
BaseRepresentation
bin100000110100000000010010…
…100110110100000001000100
3200220222000110120200102211222
4200310000102212310001010
5122403343331101410040
61230531353422215512
742253066252551521
oct4064002246640104
9626860416612758
10144311213310020
1141a89050800979
1214228591424598
13626a6484c9a03
14278c9b2ac8148
1511a3cec2ccbb5
hex8340129b4044

144311213310020 has 24 divisors (see below), whose sum is σ = 310101304881984. Its totient is φ = 56382055432416.

The previous prime is 144311213310001. The next prime is 144311213310097. The reversal of 144311213310020 is 20013312113441.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83901867344 + ... + 83901869063.

It is an arithmetic number, because the mean of its divisors is an integer number (12920887703416).

Almost surely, 2144311213310020 is an apocalyptic number.

144311213310020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144311213310020 is an abundant number, since it is smaller than the sum of its proper divisors (165790091571964).

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

144311213310020 is a wasteful number, since it uses less digits than its factorization.

144311213310020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167803736459 (or 167803736457 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 144311213310020 its reverse (20013312113441), we get a palindrome (164324525423461).

The spelling of 144311213310020 in words is "one hundred forty-four trillion, three hundred eleven billion, two hundred thirteen million, three hundred ten thousand, twenty".

Divisors: 1 2 4 5 10 20 43 86 172 215 430 860 167803736407 335607472814 671214945628 839018682035 1678037364070 3356074728140 7215560665501 14431121331002 28862242662004 36077803327505 72155606655010 144311213310020