Search a number
-
+
10689750968 = 2313195409793
BaseRepresentation
bin10011111010010100…
…01010011110111000
31000120222122121120112
421331022022132320
5133343034012333
64524422243452
7525621245501
oct117512123670
930528577515
1010689750968
1145960a4136
1220a3b86588
13101487b840
147359cdba8
15428708948
hex27d28a7b8

10689750968 has 32 divisors (see below), whose sum is σ = 22721134800. Its totient is φ = 4674060288.

The previous prime is 10689750947. The next prime is 10689750979. The reversal of 10689750968 is 86905798601.

It is a super-2 number, since 2×106897509682 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2702921 + ... + 2706872.

Almost surely, 210689750968 is an apocalyptic number.

It is an amenable number.

10689750968 is an abundant number, since it is smaller than the sum of its proper divisors (12031383832).

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

10689750968 is a wasteful number, since it uses less digits than its factorization.

10689750968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5409831 (or 5409827 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 59.

The spelling of 10689750968 in words is "ten billion, six hundred eighty-nine million, seven hundred fifty thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 13 19 26 38 52 76 104 152 247 494 988 1976 5409793 10819586 21639172 43278344 70327309 102786067 140654618 205572134 281309236 411144268 562618472 822288536 1336218871 2672437742 5344875484 10689750968