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10300553021 = 115317668187
BaseRepresentation
bin10011001011111010…
…11111011100111101
3222120212022022100202
421211331133130331
5132043420144041
64422040333245
7513154153553
oct114575373475
928525268322
1010300553021
114406436a40
121bb5774225
13c8204cbb5
146da03bbd3
1540447aa9b
hex265f5f73d

10300553021 has 8 divisors (see below), whose sum is σ = 11448985824. Its totient is φ = 9187456720.

The previous prime is 10300553017. The next prime is 10300553023. The reversal of 10300553021 is 12035500301.

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

It is not a de Polignac number, because 10300553021 - 22 = 10300553017 is a prime.

It is a super-2 number, since 2×103005530212 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10300552984 and 10300553002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10300553023) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 8833511 + ... + 8834676.

It is an arithmetic number, because the mean of its divisors is an integer number (1431123228).

Almost surely, 210300553021 is an apocalyptic number.

10300553021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10300553021 is a deficient number, since it is larger than the sum of its proper divisors (1148432803).

10300553021 is a wasteful number, since it uses less digits than its factorization.

10300553021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17668251.

The product of its (nonzero) digits is 450, while the sum is 20.

The spelling of 10300553021 in words is "ten billion, three hundred million, five hundred fifty-three thousand, twenty-one".

Divisors: 1 11 53 583 17668187 194350057 936413911 10300553021