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63380253 = 390723293
BaseRepresentation
bin1111000111000…
…1101100011101
311102021001100210
43301301230131
5112211132003
610142243033
71366503036
oct361615435
9142231323
1063380253
113285a582
1219286479
1310191711
1485bba8d
15586e503
hex3c71b1d

63380253 has 8 divisors (see below), whose sum is σ = 84603808. Its totient is φ = 42205104.

The previous prime is 63380243. The next prime is 63380269. The reversal of 63380253 is 35208336.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 63380253 - 25 = 63380221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 63380253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63380243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8926 + ... + 14367.

It is an arithmetic number, because the mean of its divisors is an integer number (10575476).

Almost surely, 263380253 is an apocalyptic number.

It is an amenable number.

63380253 is a deficient number, since it is larger than the sum of its proper divisors (21223555).

63380253 is a wasteful number, since it uses less digits than its factorization.

63380253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24203.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 63380253 is about 7961.1715846350. The cubic root of 63380253 is about 398.7046702467.

Adding to 63380253 its reverse (35208336), we get a palindrome (98588589).

The spelling of 63380253 in words is "sixty-three million, three hundred eighty thousand, two hundred fifty-three".

Divisors: 1 3 907 2721 23293 69879 21126751 63380253