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10691304093 = 321187922677
BaseRepresentation
bin10011111010100000…
…00101101010011101
31000121002120112001200
421331100011222131
5133343433212333
64524515430113
7525640404531
oct117520055235
930532515050
1010691304093
114596a65008
1220a45b5339
131014ca3752
14735cb5bc1
15428913c13
hex27d405a9d

10691304093 has 6 divisors (see below), whose sum is σ = 15442994814. Its totient is φ = 7127536056.

The previous prime is 10691304079. The next prime is 10691304109. The reversal of 10691304093 is 39040319601.

10691304093 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 10683703044 + 7601049 = 103362^2 + 2757^2 .

It is not a de Polignac number, because 10691304093 - 217 = 10691173021 is a prime.

It is a super-2 number, since 2×106913040932 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10691104093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 593961330 + ... + 593961347.

It is an arithmetic number, because the mean of its divisors is an integer number (2573832469).

Almost surely, 210691304093 is an apocalyptic number.

It is an amenable number.

10691304093 is a deficient number, since it is larger than the sum of its proper divisors (4751690721).

10691304093 is a wasteful number, since it uses less digits than its factorization.

10691304093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1187922683 (or 1187922680 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 36.

The spelling of 10691304093 in words is "ten billion, six hundred ninety-one million, three hundred four thousand, ninety-three".

Divisors: 1 3 9 1187922677 3563768031 10691304093