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13468020 = 2235224467
BaseRepresentation
bin110011011000…
…000101110100
3221100020122120
4303120011310
511421434040
61200355540
7222322236
oct63300564
927306576
1013468020
1176697a5
124615bb0
132a37257
141b08256
1512b07d0
hexcd8174

13468020 has 24 divisors (see below), whose sum is σ = 37710624. Its totient is φ = 3591456.

The previous prime is 13468019. The next prime is 13468027. The reversal of 13468020 is 2086431.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13468027) 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, 112174 + ... + 112293.

It is an arithmetic number, because the mean of its divisors is an integer number (1571276).

Almost surely, 213468020 is an apocalyptic number.

13468020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13468020 is an abundant number, since it is smaller than the sum of its proper divisors (24242604).

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

13468020 is a wasteful number, since it uses less digits than its factorization.

13468020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224479 (or 224477 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 13468020 is about 3669.8801070335. The cubic root of 13468020 is about 237.9219902986.

The spelling of 13468020 in words is "thirteen million, four hundred sixty-eight thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 224467 448934 673401 897868 1122335 1346802 2244670 2693604 3367005 4489340 6734010 13468020