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70671067408 = 2419941952973
BaseRepresentation
bin100000111010001010…
…0101110100100010000
320202102012002012022001
41001310110232210100
52124213243124113
652244342123344
75051203106254
oct1016424564420
9222365065261
1070671067408
1127a75a7aa37
1211843720554
136883496866
1435c5bbc264
151c894ba7dd
hex107452e910

70671067408 has 40 divisors (see below), whose sum is σ = 137944296000. Its totient is φ = 35073396864.

The previous prime is 70671067391. The next prime is 70671067409. The reversal of 70671067408 is 80476017607.

It is not an unprimeable number, because it can be changed into a prime (70671067409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1307610 + ... + 1360582.

It is an arithmetic number, because the mean of its divisors is an integer number (3448607400).

Almost surely, 270671067408 is an apocalyptic number.

It is an amenable number.

70671067408 is a deficient number, since it is larger than the sum of its proper divisors (67273228592).

70671067408 is a wasteful number, since it uses less digits than its factorization.

70671067408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53599 (or 53593 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 46.

The spelling of 70671067408 in words is "seventy billion, six hundred seventy-one million, sixty-seven thousand, four hundred eight".

Divisors: 1 2 4 8 16 199 398 419 796 838 1592 1676 3184 3352 6704 52973 83381 105946 166762 211892 333524 423784 667048 847568 1334096 10541627 21083254 22195687 42166508 44391374 84333016 88782748 168666032 177565496 355130992 4416941713 8833883426 17667766852 35335533704 70671067408