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70005486078 = 232112315372307
BaseRepresentation
bin100000100110010100…
…1101111000111111110
320200200210200011100200
41001030221233013332
52121332401023303
652054324304330
75025541546023
oct1011451570776
9220623604320
1070005486078
11277642a9920
12116988420a6
1367a8618758
14356164354a
151c4ad463a3
hex104ca6f1fe

70005486078 has 48 divisors (see below), whose sum is σ = 172661763456. Its totient is φ = 20291443920.

The previous prime is 70005486041. The next prime is 70005486139. The reversal of 70005486078 is 87068450007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7681600 + ... + 7690707.

It is an arithmetic number, because the mean of its divisors is an integer number (3597120072).

Almost surely, 270005486078 is an apocalyptic number.

70005486078 is an abundant number, since it is smaller than the sum of its proper divisors (102656277378).

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

70005486078 is a wasteful number, since it uses less digits than its factorization.

70005486078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15372349 (or 15372346 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 45.

The spelling of 70005486078 in words is "seventy billion, five million, four hundred eighty-six thousand, seventy-eight".

Divisors: 1 2 3 6 9 11 18 22 23 33 46 66 69 99 138 198 207 253 414 506 759 1518 2277 4554 15372307 30744614 46116921 92233842 138350763 169095377 276701526 338190754 353563061 507286131 707126122 1014572262 1060689183 1521858393 2121378366 3043716786 3182067549 3889193671 6364135098 7778387342 11667581013 23335162026 35002743039 70005486078