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38099963 = 1117320021
BaseRepresentation
bin1001000101010…
…1101111111011
32122200200022202
42101111233323
534223144323
63440340415
7641562416
oct221255773
978620282
1038099963
111a563080
121091470b
137b7ca75
1450bab7d
153528d28
hex2455bfb

38099963 has 8 divisors (see below), whose sum is σ = 41805936. Its totient is φ = 34434400.

The previous prime is 38099933. The next prime is 38099989. The reversal of 38099963 is 36999083.

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

It is not a de Polignac number, because 38099963 - 212 = 38095867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38099923) 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, 8108 + ... + 11913.

It is an arithmetic number, because the mean of its divisors is an integer number (5225742).

Almost surely, 238099963 is an apocalyptic number.

38099963 is a deficient number, since it is larger than the sum of its proper divisors (3705973).

38099963 is a wasteful number, since it uses less digits than its factorization.

38099963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20205.

The product of its (nonzero) digits is 314928, while the sum is 47.

The square root of 38099963 is about 6172.5167476484. The cubic root of 38099963 is about 336.4920835620.

The spelling of 38099963 in words is "thirty-eight million, ninety-nine thousand, nine hundred sixty-three".

Divisors: 1 11 173 1903 20021 220231 3463633 38099963