Search a number
-
+
10012111000 = 235310012111
BaseRepresentation
bin10010101001100010…
…01011000010011000
3221211202112221021221
421110301023002120
5131001100023000
64333254141424
7503052352663
oct112461130230
927752487257
1010012111000
114278637201
121b35051874
13c3736ab48
146ad9d66da
153d8ea161a
hex254c4b098

10012111000 has 32 divisors (see below), whose sum is σ = 23428342080. Its totient is φ = 4004844000.

The previous prime is 10012110991. The next prime is 10012111073. The reversal of 10012111000 is 11121001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5005056 + ... + 5007055.

It is an arithmetic number, because the mean of its divisors is an integer number (732135690).

Almost surely, 210012111000 is an apocalyptic number.

10012111000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10012111000 is an abundant number, since it is smaller than the sum of its proper divisors (13416231080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10012111000 is a wasteful number, since it uses less digits than its factorization.

10012111000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10012132 (or 10012118 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 10012111000 its reverse (11121001), we get a palindrome (10023232001).

The spelling of 10012111000 in words is "ten billion, twelve million, one hundred eleven thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 1000 10012111 20024222 40048444 50060555 80096888 100121110 200242220 250302775 400484440 500605550 1001211100 1251513875 2002422200 2503027750 5006055500 10012111000