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107421077185 = 572112979367
BaseRepresentation
bin110010000001011001…
…0111000111011000001
3101021021100201010100021
41210002302320323001
53224444243432220
6121203142253441
710521665043022
oct1440262707301
9337240633307
10107421077185
1141614441244
121899b127281
13a18c126786
1452b08aac49
152bda9cc4aa
hex1902cb8ec1

107421077185 has 8 divisors (see below), whose sum is σ = 128923212096. Its totient is φ = 85924915440.

The previous prime is 107421077173. The next prime is 107421077189. The reversal of 107421077185 is 581770124701.

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

It is not a de Polignac number, because 107421077185 - 29 = 107421076673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (107421077189) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1453629 + ... + 1525738.

It is an arithmetic number, because the mean of its divisors is an integer number (16115401512).

Almost surely, 2107421077185 is an apocalyptic number.

It is an amenable number.

107421077185 is a deficient number, since it is larger than the sum of its proper divisors (21502134911).

107421077185 is an equidigital number, since it uses as much as digits as its factorization.

107421077185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2986583.

The product of its (nonzero) digits is 109760, while the sum is 43.

The spelling of 107421077185 in words is "one hundred seven billion, four hundred twenty-one million, seventy-seven thousand, one hundred eighty-five".

Divisors: 1 5 7211 36055 2979367 14896835 21484215437 107421077185