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10801943906 = 213415459381
BaseRepresentation
bin10100000111101100…
…01001010101100010
31000212210202121100112
422003312021111202
5134110244201111
64543511051322
7531453002555
oct120366112542
930783677315
1010801943906
114643463376
122115670b42
131031ba10b0
1474687669c
154334bae8b
hex283d89562

10801943906 has 8 divisors (see below), whose sum is σ = 17449294044. Its totient is φ = 4985512560.

The previous prime is 10801943899. The next prime is 10801943923. The reversal of 10801943906 is 60934910801.

It can be written as a sum of positive squares in 2 ways, for example, as 9307425625 + 1494518281 = 96475^2 + 38659^2 .

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

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, 207729665 + ... + 207729716.

Almost surely, 210801943906 is an apocalyptic number.

10801943906 is a deficient number, since it is larger than the sum of its proper divisors (6647350138).

10801943906 is a wasteful number, since it uses less digits than its factorization.

10801943906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415459396.

The product of its (nonzero) digits is 46656, while the sum is 41.

The spelling of 10801943906 in words is "ten billion, eight hundred one million, nine hundred forty-three thousand, nine hundred six".

Divisors: 1 2 13 26 415459381 830918762 5400971953 10801943906