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105090395 = 521018079
BaseRepresentation
bin1100100001110…
…00110101011011
321022202010220212
412100320311123
5203400343040
614232241335
72414152664
oct620706533
9238663825
10105090395
1154358a73
122b24024b
1318a06787
14dd5836b
15935cd65
hex6438d5b

105090395 has 4 divisors (see below), whose sum is σ = 126108480. Its totient is φ = 84072312.

The previous prime is 105090383. The next prime is 105090431. The reversal of 105090395 is 593090501.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-105090395 is a prime.

It is a super-2 number, since 2×1050903952 = 22087982242512050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10509035 + ... + 10509044.

It is an arithmetic number, because the mean of its divisors is an integer number (31527120).

Almost surely, 2105090395 is an apocalyptic number.

105090395 is a deficient number, since it is larger than the sum of its proper divisors (21018085).

105090395 is an equidigital number, since it uses as much as digits as its factorization.

105090395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21018084.

The product of its (nonzero) digits is 6075, while the sum is 32.

The square root of 105090395 is about 10251.3606413978. The cubic root of 105090395 is about 471.9047420401.

The spelling of 105090395 in words is "one hundred five million, ninety thousand, three hundred ninety-five".

Divisors: 1 5 21018079 105090395