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144980388764 = 22432812999677
BaseRepresentation
bin1000011100000110000…
…0010010101110011100
3111212012221011211202022
42013001200102232130
54333404434420024
6150334132515312
713321514654111
oct2070140225634
9455187154668
10144980388764
1156538716a12
122412177bb38
13108966453b3
147034c66908
153b880a235e
hex21c1812b9c

144980388764 has 24 divisors (see below), whose sum is σ = 260540032368. Its totient is φ = 70552379520.

The previous prime is 144980388743. The next prime is 144980388767. The reversal of 144980388764 is 467883089441.

It is a junction number, because it is equal to n+sod(n) for n = 144980388697 and 144980388706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144980388767) 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, 1451507 + ... + 1548170.

It is an arithmetic number, because the mean of its divisors is an integer number (10855834682).

Almost surely, 2144980388764 is an apocalyptic number.

It is an amenable number.

144980388764 is a deficient number, since it is larger than the sum of its proper divisors (115559643604).

144980388764 is a wasteful number, since it uses less digits than its factorization.

144980388764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3000005 (or 3000003 counting only the distinct ones).

The product of its (nonzero) digits is 37158912, while the sum is 62.

The spelling of 144980388764 in words is "one hundred forty-four billion, nine hundred eighty million, three hundred eighty-eight thousand, seven hundred sixty-four".

Divisors: 1 2 4 43 86 172 281 562 1124 12083 24166 48332 2999677 5999354 11998708 128986111 257972222 515944444 842909237 1685818474 3371636948 36245097191 72490194382 144980388764