Base | Representation |
---|---|
bin | 10011010001111110… |
… | …001010110001010111 |
3 | 1222102210121021021000 |
4 | 103101332022301113 |
5 | 314344331320000 |
6 | 13302144354343 |
7 | 1332013143105 |
oct | 232176126127 |
9 | 58383537230 |
10 | 20702604375 |
11 | 88640980a2 |
12 | 40193159b3 |
13 | 1c4c11957b |
14 | 100573ac75 |
15 | 8127a5000 |
hex | 4d1f8ac57 |
20702604375 has 40 divisors (see below), whose sum is σ = 38325919280. Its totient is φ = 11041380000.
The previous prime is 20702604371. The next prime is 20702604379. The reversal of 20702604375 is 57340620702.
It is a happy number.
20702604375 is a `hidden beast` number, since 20 + 7 + 0 + 260 + 4 + 375 = 666.
It is an interprime number because it is at equal distance from previous prime (20702604371) and next prime (20702604379).
It is not a de Polignac number, because 20702604375 - 22 = 20702604371 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20702604371) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 596536 + ... + 630285.
It is an arithmetic number, because the mean of its divisors is an integer number (958147982).
Almost surely, 220702604375 is an apocalyptic number.
20702604375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
20702604375 is a deficient number, since it is larger than the sum of its proper divisors (17623314905).
20702604375 is an equidigital number, since it uses as much as digits as its factorization.
20702604375 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1226850 (or 1226829 counting only the distinct ones).
The product of its (nonzero) digits is 70560, while the sum is 36.
The spelling of 20702604375 in words is "twenty billion, seven hundred two million, six hundred four thousand, three hundred seventy-five".
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