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103880247 = 3174119889
BaseRepresentation
bin1100011000100…
…01011000110111
321020110122220120
412030101120313
5203043131442
614150303023
72400652602
oct614213067
9236418816
10103880247
1153701849
122a957a73
13186a1a03
14db21339
1591be4ec
hex6311637

103880247 has 8 divisors (see below), whose sum is σ = 138593520. Its totient is φ = 69210240.

The previous prime is 103880221. The next prime is 103880261. The reversal of 103880247 is 742088301.

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

It is not a de Polignac number, because 103880247 - 220 = 102831671 is a prime.

It is a super-2 number, since 2×1038802472 = 21582211433562018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103880207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4722 + ... + 15167.

It is an arithmetic number, because the mean of its divisors is an integer number (17324190).

Almost surely, 2103880247 is an apocalyptic number.

103880247 is a deficient number, since it is larger than the sum of its proper divisors (34713273).

103880247 is a wasteful number, since it uses less digits than its factorization.

103880247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21633.

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 103880247 is about 10192.1659621496. The cubic root of 103880247 is about 470.0863686154.

The spelling of 103880247 in words is "one hundred three million, eight hundred eighty thousand, two hundred forty-seven".

Divisors: 1 3 1741 5223 19889 59667 34626749 103880247