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20300411254 = 219352591739
BaseRepresentation
bin10010111001111111…
…111011000101110110
31221101202210202000111
4102321333323011312
5313033401130004
613154220133234
71316030435314
oct227177730566
957352722014
1020300411254
118678064492
123b2669721a
131bb69ba986
14da81650b4
157dc30ba04
hex4b9ffb176

20300411254 has 8 divisors (see below), whose sum is σ = 30608392680. Its totient is φ = 10097613696.

The previous prime is 20300411227. The next prime is 20300411293. The reversal of 20300411254 is 45211400302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26295484 + ... + 26296255.

It is an arithmetic number, because the mean of its divisors is an integer number (3826049085).

Almost surely, 220300411254 is an apocalyptic number.

20300411254 is a deficient number, since it is larger than the sum of its proper divisors (10307981426).

20300411254 is a wasteful number, since it uses less digits than its factorization.

20300411254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52591934.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 20300411254 its reverse (45211400302), we get a palindrome (65511811556).

The spelling of 20300411254 in words is "twenty billion, three hundred million, four hundred eleven thousand, two hundred fifty-four".

Divisors: 1 2 193 386 52591739 105183478 10150205627 20300411254