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79970475364 = 221313170116747
BaseRepresentation
bin100101001111010011…
…1001001110101100100
321122102021120001210221
41022132213021311210
52302234420202424
6100423220454124
75530512552643
oct1123647116544
9248367501727
1079970475364
1130a0828085a
12135b9b4a344
137705c98310
143c28c9135a
152130ada9e4
hex129e9c9d64

79970475364 has 48 divisors (see below), whose sum is σ = 152089793856. Its totient is φ = 36573264000.

The previous prime is 79970475341. The next prime is 79970475373. The reversal of 79970475364 is 46357407997.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4766839 + ... + 4783585.

It is an arithmetic number, because the mean of its divisors is an integer number (3168537372).

Almost surely, 279970475364 is an apocalyptic number.

It is an amenable number.

79970475364 is a deficient number, since it is larger than the sum of its proper divisors (72119318492).

79970475364 is a wasteful number, since it uses less digits than its factorization.

79970475364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17596 (or 17594 counting only the distinct ones).

The product of its (nonzero) digits is 40007520, while the sum is 61.

The spelling of 79970475364 in words is "seventy-nine billion, nine hundred seventy million, four hundred seventy-five thousand, three hundred sixty-four".

Divisors: 1 2 4 13 26 52 131 262 524 701 1402 1703 2804 3406 6812 9113 16747 18226 33494 36452 66988 91831 183662 217711 367324 435422 870844 1193803 2193857 2387606 4387714 4775212 8775428 11739647 23479294 28520141 46958588 57040282 114080564 152615411 305230822 610461644 1537893757 3075787514 6151575028 19992618841 39985237682 79970475364