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10771913413 = 25494225937
BaseRepresentation
bin10100000100000111…
…00101101011000101
31000210201020220021001
422002003211223011
5134030102212123
64540515253301
7530636516242
oct120203455305
930721226231
1010771913413
114628511a88
1221075aa231
1310288b8281
1474289a5c9
15430a380ad
hex2820e5ac5

10771913413 has 4 divisors (see below), whose sum is σ = 10776141900. Its totient is φ = 10767684928.

The previous prime is 10771913407. The next prime is 10771913419. The reversal of 10771913413 is 31431917701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31431917701 = 283111066847.

It is an interprime number because it is at equal distance from previous prime (10771913407) and next prime (10771913419).

It can be written as a sum of positive squares in 2 ways, for example, as 4031996004 + 6739917409 = 63498^2 + 82097^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10771913413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10771913419) 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, 2110420 + ... + 2115517.

It is an arithmetic number, because the mean of its divisors is an integer number (2694035475).

Almost surely, 210771913413 is an apocalyptic number.

It is an amenable number.

10771913413 is a deficient number, since it is larger than the sum of its proper divisors (4228487).

10771913413 is an equidigital number, since it uses as much as digits as its factorization.

10771913413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4228486.

The product of its (nonzero) digits is 15876, while the sum is 37.

The spelling of 10771913413 in words is "ten billion, seven hundred seventy-one million, nine hundred thirteen thousand, four hundred thirteen".

Divisors: 1 2549 4225937 10771913413