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2219377139628 = 2231118619034639
BaseRepresentation
bin100000010010111101001…
…011111001111110101100
321212011121012122012220120
4200102331023321332230
5242330241021432003
64415322350244540
7316226143265355
oct40227513717654
97764535565816
102219377139628
11786261599870
122ba168ab6750
131313951ba22c
14795c023cd2c
153cae7686853
hex204bd2f9fac

2219377139628 has 48 divisors (see below), whose sum is σ = 5652359892480. Its totient is φ = 672177067200.

The previous prime is 2219377139621. The next prime is 2219377139719. The reversal of 2219377139628 is 8269317739122.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2219377139621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4271668 + ... + 4762971.

It is an arithmetic number, because the mean of its divisors is an integer number (117757497760).

Almost surely, 22219377139628 is an apocalyptic number.

It is an amenable number.

2219377139628 is an abundant number, since it is smaller than the sum of its proper divisors (3432982752852).

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

2219377139628 is a wasteful number, since it uses less digits than its factorization.

2219377139628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9036518 (or 9036516 counting only the distinct ones).

The product of its digits is 13716864, while the sum is 60.

The spelling of 2219377139628 in words is "two trillion, two hundred nineteen billion, three hundred seventy-seven million, one hundred thirty-nine thousand, six hundred twenty-eight".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 1861 3722 5583 7444 11166 20471 22332 40942 61413 81884 122826 245652 9034639 18069278 27103917 36138556 54207834 99381029 108415668 198762058 298143087 397524116 596286174 1192572348 16813463179 33626926358 50440389537 67253852716 100880779074 184948094969 201761558148 369896189938 554844284907 739792379876 1109688569814 2219377139628