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70020904489085 = 5112235709001589
BaseRepresentation
bin11111110101111000000110…
…01000111001000001111101
3100011220221012020002211211002
433322330003020321001331
533134210303022122320
6404531054235140045
720514562200613244
oct1772740310710175
9304827166084732
1070020904489085
1120346776163190
127a2a62b2a4625
13300bc348ba384
14134105bd1595b
1581660ed78675
hex3faf0323907d

70020904489085 has 16 divisors (see below), whose sum is σ = 92074777643520. Its totient is φ = 50695934101440.

The previous prime is 70020904489073. The next prime is 70020904489091. The reversal of 70020904489085 is 58098440902007.

It is not a de Polignac number, because 70020904489085 - 26 = 70020904489021 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 70020904489085.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2854488530 + ... + 2854513059.

It is an arithmetic number, because the mean of its divisors is an integer number (5754673602720).

Almost surely, 270020904489085 is an apocalyptic number.

It is an amenable number.

70020904489085 is a deficient number, since it is larger than the sum of its proper divisors (22053873154435).

70020904489085 is a wasteful number, since it uses less digits than its factorization.

70020904489085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5709001828.

The product of its (nonzero) digits is 5806080, while the sum is 56.

The spelling of 70020904489085 in words is "seventy trillion, twenty billion, nine hundred four million, four hundred eighty-nine thousand, eighty-five".

Divisors: 1 5 11 55 223 1115 2453 12265 5709001589 28545007945 62799017479 313995087395 1273107354347 6365536771735 14004180897817 70020904489085