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10000154 = 25000077
BaseRepresentation
bin100110001001…
…011100011010
3200211001122002
4212021130122
510030001104
6554201002
7150666653
oct46113432
920731562
1010000154
11571029a
123423162
1320c1968
14148452a
15d2801e
hex98971a

10000154 has 4 divisors (see below), whose sum is σ = 15000234. Its totient is φ = 5000076.

The previous prime is 10000141. The next prime is 10000169. The reversal of 10000154 is 45100001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45100001 = 224320107.

It can be written as a sum of positive squares in only one way, i.e., 6477025 + 3523129 = 2545^2 + 1877^2 .

10000154 is a modest number, since divided by 154 gives 10 as remainder.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2500037 + ... + 2500040.

Almost surely, 210000154 is an apocalyptic number.

10000154 is a deficient number, since it is larger than the sum of its proper divisors (5000080).

10000154 is an equidigital number, since it uses as much as digits as its factorization.

10000154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5000079.

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 10000154 is about 3162.3020096126. The cubic root of 10000154 is about 215.4445749407. Note that the first 3 decimals are identical.

Adding to 10000154 its reverse (45100001), we get a palindrome (55100155).

The spelling of 10000154 in words is "ten million, one hundred fifty-four", and thus it is an aban number.

Divisors: 1 2 5000077 10000154