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1107423881 = 3146177491
BaseRepresentation
bin100001000000001…
…1111001010001001
32212011210221222022
41002000133022021
54232000031011
6301515534225
736304643024
oct10200371211
92764727868
101107423881
11519125a53
1226aa5a375
1314857cb05
14a71121bb
15673508db
hex4201f289

1107423881 has 8 divisors (see below), whose sum is σ = 1145641728. Its totient is φ = 1069362000.

The previous prime is 1107423869. The next prime is 1107423901. The reversal of 1107423881 is 1883247011.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1107423881 is a prime.

It is a super-2 number, since 2×11074238812 = 2452775304418204322, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1107423851) 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, 24455 + ... + 53036.

It is an arithmetic number, because the mean of its divisors is an integer number (143205216).

Almost surely, 21107423881 is an apocalyptic number.

It is an amenable number.

1107423881 is a deficient number, since it is larger than the sum of its proper divisors (38217847).

1107423881 is an equidigital number, since it uses as much as digits as its factorization.

1107423881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77983.

The product of its (nonzero) digits is 10752, while the sum is 35.

The square root of 1107423881 is about 33277.9789200005. The cubic root of 1107423881 is about 1034.5971908369.

The spelling of 1107423881 in words is "one billion, one hundred seven million, four hundred twenty-three thousand, eight hundred eighty-one".

Divisors: 1 31 461 14291 77491 2402221 35723351 1107423881