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70684078383 = 3797333197
BaseRepresentation
bin100000111010100011…
…0010111000100101111
320202110002120020000000
41001311012113010233
52124230111002013
652245525035343
75051421516162
oct1016506270457
9222402506000
1070684078383
1127a82357306
1211847b55b53
1368860a0a69
1435c7807ad9
151c8a6da973
hex107519712f

70684078383 has 32 divisors (see below), whose sum is σ = 107103165120. Its totient is φ = 46636777728.

The previous prime is 70684078349. The next prime is 70684078427. The reversal of 70684078383 is 38387048607.

It is not a de Polignac number, because 70684078383 - 218 = 70683816239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70684078313) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45541 + ... + 378737.

It is an arithmetic number, because the mean of its divisors is an integer number (3346973910).

Almost surely, 270684078383 is an apocalyptic number.

70684078383 is a deficient number, since it is larger than the sum of its proper divisors (36419086737).

70684078383 is an frugal number, since it uses more digits than its factorization.

70684078383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333315 (or 333297 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 54.

The spelling of 70684078383 in words is "seventy billion, six hundred eighty-four million, seventy-eight thousand, three hundred eighty-three".

Divisors: 1 3 9 27 81 97 243 291 729 873 2187 2619 7857 23571 70713 212139 333197 999591 2998773 8996319 26988957 32320109 80966871 96960327 242900613 290880981 728701839 872642943 2617928829 7853786487 23561359461 70684078383