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10720092 = 223893341
BaseRepresentation
bin101000111001…
…001101011100
3202011122012110
4220321031130
510221020332
61021434020
7160055625
oct50711534
922148173
1010720092
116062189
12370b910
1322b4566
1415d0a4c
15e1b4cc
hexa3935c

10720092 has 12 divisors (see below), whose sum is σ = 25013576. Its totient is φ = 3573360.

The previous prime is 10720091. The next prime is 10720153. The reversal of 10720092 is 29002701.

It is a happy number.

10720092 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×107200922 = 229840744976928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10720091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 446659 + ... + 446682.

Almost surely, 210720092 is an apocalyptic number.

10720092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10720092 is an abundant number, since it is smaller than the sum of its proper divisors (14293484).

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

10720092 is a wasteful number, since it uses less digits than its factorization.

10720092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893348 (or 893346 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 10720092 is about 3274.1551582049. The cubic root of 10720092 is about 220.4953850567.

Adding to 10720092 its reverse (29002701), we get a palindrome (39722793).

The spelling of 10720092 in words is "ten million, seven hundred twenty thousand, ninety-two".

Divisors: 1 2 3 4 6 12 893341 1786682 2680023 3573364 5360046 10720092