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80084970 = 2335742373
BaseRepresentation
bin1001100010111…
…11111111101010
312120200201221000
410301133333222
5131000204340
611540255430
71661465610
oct461377752
9176621830
1080084970
114122a029
12229a1576
131378cc74
14a8c96b0
15706dd30
hex4c5ffea

80084970 has 64 divisors (see below), whose sum is σ = 244074240. Its totient is φ = 18304704.

The previous prime is 80084969. The next prime is 80084993. The reversal of 80084970 is 7948008.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19297 + ... + 23076.

It is an arithmetic number, because the mean of its divisors is an integer number (3813660).

Almost surely, 280084970 is an apocalyptic number.

80084970 is an abundant number, since it is smaller than the sum of its proper divisors (163989270).

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

80084970 is a wasteful number, since it uses less digits than its factorization.

80084970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42396 (or 42390 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 80084970 is about 8949.0206168049. The cubic root of 80084970 is about 431.0394359582.

The spelling of 80084970 in words is "eighty million, eighty-four thousand, nine hundred seventy".

Divisors: 1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 45 54 63 70 90 105 126 135 189 210 270 315 378 630 945 1890 42373 84746 127119 211865 254238 296611 381357 423730 593222 635595 762714 889833 1144071 1271190 1483055 1779666 1906785 2288142 2669499 2966110 3813570 4449165 5338998 5720355 8008497 8898330 11440710 13347495 16016994 26694990 40042485 80084970