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1034447923 = 3607286789
BaseRepresentation
bin111101101010000…
…110110000110011
32200002111101210001
4331222012300303
54104304313143
6250351450431
734430443105
oct7552066063
92602441701
101034447923
11490a12043
1224a526a17
1313640b882
149b557575
1560c3814d
hex3da86c33

1034447923 has 4 divisors (see below), whose sum is σ = 1034738320. Its totient is φ = 1034157528.

The previous prime is 1034447903. The next prime is 1034447929. The reversal of 1034447923 is 3297444301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3297444301 = 31106369171.

It is a cyclic number.

It is not a de Polignac number, because 1034447923 - 29 = 1034447411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1034447929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139788 + ... + 147001.

It is an arithmetic number, because the mean of its divisors is an integer number (258684580).

Almost surely, 21034447923 is an apocalyptic number.

1034447923 is a deficient number, since it is larger than the sum of its proper divisors (290397).

1034447923 is an equidigital number, since it uses as much as digits as its factorization.

1034447923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290396.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 1034447923 is about 32162.8344988435. The cubic root of 1034447923 is about 1011.3532567628.

The spelling of 1034447923 in words is "one billion, thirty-four million, four hundred forty-seven thousand, nine hundred twenty-three".

Divisors: 1 3607 286789 1034447923