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38966660389132 = 22710912767582041
BaseRepresentation
bin10001101110000101000011…
…11100110101100100001100
312002222011202120010212120221
420313002201330311210030
520101412210024423012
6214513011530121124
711131151112216010
oct1067024174654414
9162864676125527
1038966660389132
1111463738a27073
124453bbb8801a4
131898704096138
14989dd429a540
1547892b5a2507
hex2370a1f3590c

38966660389132 has 24 divisors (see below), whose sum is σ = 78648305378720. Its totient is φ = 16546786323840.

The previous prime is 38966660389127. The next prime is 38966660389147. The reversal of 38966660389132 is 23198306666983.

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, 6383787969 + ... + 6383794072.

Almost surely, 238966660389132 is an apocalyptic number.

It is an amenable number.

38966660389132 is an abundant number, since it is smaller than the sum of its proper divisors (39681644989588).

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

38966660389132 is a wasteful number, since it uses less digits than its factorization.

38966660389132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12767582161 (or 12767582159 counting only the distinct ones).

The product of its (nonzero) digits is 362797056, while the sum is 70.

The spelling of 38966660389132 in words is "thirty-eight trillion, nine hundred sixty-six billion, six hundred sixty million, three hundred eighty-nine thousand, one hundred thirty-two".

Divisors: 1 2 4 7 14 28 109 218 436 763 1526 3052 12767582041 25535164082 51070328164 89373074287 178746148574 357492297148 1391666442469 2783332884938 5566665769876 9741665097283 19483330194566 38966660389132