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20070076 = 22132397173
BaseRepresentation
bin100110010001…
…1111010111100
31101202122222011
41030203322330
520114220301
61554101004
7332410225
oct114437274
941678864
1020070076
1110368a44
12687a764
1342092b0
14294624c
151b66a51
hex1323ebc

20070076 has 48 divisors (see below), whose sum is σ = 40106304. Its totient is φ = 8718336.

The previous prime is 20070049. The next prime is 20070101. The reversal of 20070076 is 67007002.

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, 115926 + ... + 116098.

It is an arithmetic number, because the mean of its divisors is an integer number (835548).

Almost surely, 220070076 is an apocalyptic number.

20070076 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

20070076 is a deficient number, since it is larger than the sum of its proper divisors (20036228).

20070076 is a wasteful number, since it uses less digits than its factorization.

20070076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310 (or 308 counting only the distinct ones).

The product of its (nonzero) digits is 588, while the sum is 22.

The square root of 20070076 is about 4479.9638391398. The cubic root of 20070076 is about 271.7584179950.

Adding to 20070076 its reverse (67007002), we get a palindrome (87077078).

The spelling of 20070076 in words is "twenty million, seventy thousand, seventy-six".

Divisors: 1 2 4 13 23 26 46 52 92 97 173 194 299 346 388 598 692 1196 1261 2231 2249 2522 3979 4462 4498 5044 7958 8924 8996 15916 16781 29003 33562 51727 58006 67124 103454 116012 206908 218153 385963 436306 771926 872612 1543852 5017519 10035038 20070076