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10023020 = 225771593
BaseRepresentation
bin100110001111…
…000001101100
3200212012222222
4212033001230
510031214040
6554454512
7151123430
oct46170154
920765888
1010023020
115726497
123434438
1320cc1a7
14148c9c0
15d2ebb5
hex98f06c

10023020 has 24 divisors (see below), whose sum is σ = 24055584. Its totient is φ = 3436416.

The previous prime is 10023007. The next prime is 10023023. The reversal of 10023020 is 2032001.

It is a junction number, because it is equal to n+sod(n) for n = 10022989 and 10023007.

It is not an unprimeable number, because it can be changed into a prime (10023023) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 35657 + ... + 35936.

It is an arithmetic number, because the mean of its divisors is an integer number (1002316).

Almost surely, 210023020 is an apocalyptic number.

10023020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10023020 is an abundant number, since it is smaller than the sum of its proper divisors (14032564).

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

10023020 is a wasteful number, since it uses less digits than its factorization.

10023020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71609 (or 71607 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 8.

The square root of 10023020 is about 3165.9153494685. The cubic root of 10023020 is about 215.6086592672.

Adding to 10023020 its reverse (2032001), we get a palindrome (12055021).

The spelling of 10023020 in words is "ten million, twenty-three thousand, twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 71593 143186 286372 357965 501151 715930 1002302 1431860 2004604 2505755 5011510 10023020