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70884060 = 223513194783
BaseRepresentation
bin1000011100110…
…01101011011100
311221101021122120
410032121223130
5121121242220
611011142540
71520335032
oct416315334
9157337576
1070884060
1137015275
121b8a4a50
13118bb040
1495b2552
156352a40
hex4399adc

70884060 has 96 divisors (see below), whose sum is σ = 225039360. Its totient is φ = 16526592.

The previous prime is 70884049. The next prime is 70884061. The reversal of 70884060 is 6048807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70884061) 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, 12429 + ... + 17211.

It is an arithmetic number, because the mean of its divisors is an integer number (2344160).

Almost surely, 270884060 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70884060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112519680).

70884060 is an abundant number, since it is smaller than the sum of its proper divisors (154155300).

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

70884060 is a wasteful number, since it uses less digits than its factorization.

70884060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4827 (or 4825 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 70884060 is about 8419.2671890135. The cubic root of 70884060 is about 413.8562594646.

The spelling of 70884060 in words is "seventy million, eight hundred eighty-four thousand, sixty".

Divisors: 1 2 3 4 5 6 10 12 13 15 19 20 26 30 38 39 52 57 60 65 76 78 95 114 130 156 190 195 228 247 260 285 380 390 494 570 741 780 988 1140 1235 1482 2470 2964 3705 4783 4940 7410 9566 14349 14820 19132 23915 28698 47830 57396 62179 71745 90877 95660 124358 143490 181754 186537 248716 272631 286980 310895 363508 373074 454385 545262 621790 746148 908770 932685 1090524 1181401 1243580 1363155 1817540 1865370 2362802 2726310 3544203 3730740 4725604 5452620 5907005 7088406 11814010 14176812 17721015 23628020 35442030 70884060