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107715254893 = 108479930419
BaseRepresentation
bin110010001010001010…
…1000101101001101101
3101022000212020220021221
41210110111011221231
53231100101124033
6121252251423341
710532166363001
oct1442425055155
9338025226257
10107715254893
11417554a9314
1218a61754b51
13a20806641c
1452db9a6701
152c0673b12d
hex1914545a6d

107715254893 has 4 divisors (see below), whose sum is σ = 107725196160. Its totient is φ = 107705313628.

The previous prime is 107715254813. The next prime is 107715254921. The reversal of 107715254893 is 398452517701.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 107715254893 - 229 = 107178383981 is a prime.

It is a super-3 number, since 3×1077152548933 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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 107715254893.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107715254813) 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 3 ways as a sum of consecutive naturals, for example, 4954363 + ... + 4976056.

It is an arithmetic number, because the mean of its divisors is an integer number (26931299040).

Almost surely, 2107715254893 is an apocalyptic number.

It is an amenable number.

107715254893 is a deficient number, since it is larger than the sum of its proper divisors (9941267).

107715254893 is an equidigital number, since it uses as much as digits as its factorization.

107715254893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9941266.

The product of its (nonzero) digits is 2116800, while the sum is 52.

The spelling of 107715254893 in words is "one hundred seven billion, seven hundred fifteen million, two hundred fifty-four thousand, eight hundred ninety-three".

Divisors: 1 10847 9930419 107715254893