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20076276 = 22311152093
BaseRepresentation
bin100110010010…
…1011011110100
31101202222110210
41030211123310
520114420101
61554145420
7332434263
oct114453364
941688423
1020076276
1110372670
126882270
13420c06c
1429485da
151b687d6
hex13256f4

20076276 has 24 divisors (see below), whose sum is σ = 51103584. Its totient is φ = 6083680.

The previous prime is 20076271. The next prime is 20076281. The reversal of 20076276 is 67267002.

It is an interprime number because it is at equal distance from previous prime (20076271) and next prime (20076281).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20076271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75915 + ... + 76178.

It is an arithmetic number, because the mean of its divisors is an integer number (2129316).

Almost surely, 220076276 is an apocalyptic number.

It is an amenable number.

20076276 is an abundant number, since it is smaller than the sum of its proper divisors (31027308).

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

20076276 is a wasteful number, since it uses less digits than its factorization.

20076276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152111 (or 152109 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 20076276 is about 4480.6557555786. The cubic root of 20076276 is about 271.7863987680.

The spelling of 20076276 in words is "twenty million, seventy-six thousand, two hundred seventy-six".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 152093 304186 456279 608372 912558 1673023 1825116 3346046 5019069 6692092 10038138 20076276