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6938993702124 = 22321117522711369
BaseRepresentation
bin110010011111001110001…
…0000010011010011101100
3220120100202101211221110100
41210332130100103103230
51402142024341431444
622431421340511100
71314216506201361
oct144763420232354
926510671757410
106938993702124
1122358a1055850
129409a6b4b490
133b4462567813
1419dbc5c76468
15c0774973e69
hex64f9c4134ec

6938993702124 has 36 divisors (see below), whose sum is σ = 19134800816040. Its totient is φ = 2102725364160.

The previous prime is 6938993702077. The next prime is 6938993702161. The reversal of 6938993702124 is 4212073998396.

6938993702124 is a `hidden beast` number, since 6 + 9 + 389 + 9 + 37 + 0 + 212 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×69389937021242 (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8761355289 + ... + 8761356080.

It is an arithmetic number, because the mean of its divisors is an integer number (531522244890).

Almost surely, 26938993702124 is an apocalyptic number.

It is an amenable number.

6938993702124 is an abundant number, since it is smaller than the sum of its proper divisors (12195807113916).

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

6938993702124 is a wasteful number, since it uses less digits than its factorization.

6938993702124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17522711390 (or 17522711385 counting only the distinct ones).

The product of its (nonzero) digits is 35271936, while the sum is 63.

The spelling of 6938993702124 in words is "six trillion, nine hundred thirty-eight billion, nine hundred ninety-three million, seven hundred two thousand, one hundred twenty-four".

Divisors: 1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 132 198 396 17522711369 35045422738 52568134107 70090845476 105136268214 157704402321 192749825059 210272536428 315408804642 385499650118 578249475177 630817609284 770999300236 1156498950354 1734748425531 2312997900708 3469496851062 6938993702124