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1010023994 = 2772144571
BaseRepresentation
bin111100001100111…
…011111000111010
32121101112112110002
4330030323320322
54032031231434
6244120153002
734013030240
oct7414737072
92541475402
101010023994
1147914aa81
12242308762
13131339945
14981da790
155da1157e
hex3c33be3a

1010023994 has 8 divisors (see below), whose sum is σ = 1731469728. Its totient is φ = 432867420.

The previous prime is 1010023991. The next prime is 1010023999. The reversal of 1010023994 is 4993200101.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (1010023991) 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, 36072272 + ... + 36072299.

It is an arithmetic number, because the mean of its divisors is an integer number (216433716).

Almost surely, 21010023994 is an apocalyptic number.

1010023994 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1010023994 is a deficient number, since it is larger than the sum of its proper divisors (721445734).

1010023994 is an equidigital number, since it uses as much as digits as its factorization.

1010023994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72144580.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 1010023994 is about 31780.8746575672. The cubic root of 1010023994 is about 1003.3302285996.

The spelling of 1010023994 in words is "one billion, ten million, twenty-three thousand, nine hundred ninety-four".

Divisors: 1 2 7 14 72144571 144289142 505011997 1010023994