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102794311 = 472187113
BaseRepresentation
bin1100010000010…
…00010001000111
321011102111021201
412020020101013
5202303404221
614111123331
72355510604
oct610102107
9234374251
10102794311
115302a984
122a513547
13183b1649
14d91b6ab
159057891
hex6208447

102794311 has 4 divisors (see below), whose sum is σ = 104981472. Its totient is φ = 100607152.

The previous prime is 102794261. The next prime is 102794353. The reversal of 102794311 is 113497201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102794311 - 213 = 102786119 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102794311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102794411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1093510 + ... + 1093603.

It is an arithmetic number, because the mean of its divisors is an integer number (26245368).

Almost surely, 2102794311 is an apocalyptic number.

102794311 is a deficient number, since it is larger than the sum of its proper divisors (2187161).

102794311 is an equidigital number, since it uses as much as digits as its factorization.

102794311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2187160.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 102794311 is about 10138.7529312041. The cubic root of 102794311 is about 468.4425754067.

The spelling of 102794311 in words is "one hundred two million, seven hundred ninety-four thousand, three hundred eleven".

Divisors: 1 47 2187113 102794311