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144927552188 = 2279514556897
BaseRepresentation
bin1000011011111001011…
…0101111001010111100
3111212002020202110121002
42012332112233022330
54333302423132223
6150325004225432
713320303603446
oct2067626571274
9455066673532
10144927552188
1156510909021
1224107b3b278
1310888705b53
14702bc31496
153b83616e28
hex21be5af2bc

144927552188 has 12 divisors (see below), whose sum is σ = 253655170272. Its totient is φ = 72454646400.

The previous prime is 144927552173. The next prime is 144927552191. The reversal of 144927552188 is 881255729441.

144927552188 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2246645 + ... + 2310252.

It is an arithmetic number, because the mean of its divisors is an integer number (21137930856).

Almost surely, 2144927552188 is an apocalyptic number.

It is an amenable number.

144927552188 is a deficient number, since it is larger than the sum of its proper divisors (108727618084).

144927552188 is a wasteful number, since it uses less digits than its factorization.

144927552188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4564852 (or 4564850 counting only the distinct ones).

The product of its digits is 6451200, while the sum is 56.

The spelling of 144927552188 in words is "one hundred forty-four billion, nine hundred twenty-seven million, five hundred fifty-two thousand, one hundred eighty-eight".

Divisors: 1 2 4 7951 15902 31804 4556897 9113794 18227588 36231888047 72463776094 144927552188