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10481939 = 131942437
BaseRepresentation
bin100111111111…
…000100010011
3201201112111222
4213333010103
510140410224
61012355255
7155044406
oct47770423
921645458
1010481939
115a0a266
123615b2b
132230040
14156bd3d
15dc0b5e
hex9ff113

10481939 has 8 divisors (see below), whose sum is σ = 11882640. Its totient is φ = 9166176.

The previous prime is 10481929. The next prime is 10481953. The reversal of 10481939 is 93918401.

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

It is a cyclic number.

It is not a de Polignac number, because 10481939 - 28 = 10481683 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10481899 and 10481908.

It is not an unprimeable number, because it can be changed into a prime (10481909) 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, 20972 + ... + 21465.

It is an arithmetic number, because the mean of its divisors is an integer number (1485330).

Almost surely, 210481939 is an apocalyptic number.

10481939 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

10481939 is a deficient number, since it is larger than the sum of its proper divisors (1400701).

10481939 is a wasteful number, since it uses less digits than its factorization.

10481939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42469.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 10481939 is about 3237.5822769468. The cubic root of 10481939 is about 218.8503317708.

The spelling of 10481939 in words is "ten million, four hundred eighty-one thousand, nine hundred thirty-nine".

Divisors: 1 13 19 247 42437 551681 806303 10481939