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1010240423 = 1277954649
BaseRepresentation
bin111100001101110…
…000101110100111
32121101221112022222
4330031300232213
54032110143143
6244124542555
734014621233
oct7415605647
92541845288
101010240423
11479288645
122423b1a5b
131313b42ca
14982555c3
155da55768
hex3c370ba7

1010240423 has 4 divisors (see below), whose sum is σ = 1018195200. Its totient is φ = 1002285648.

The previous prime is 1010240417. The next prime is 1010240443. The reversal of 1010240423 is 3240420101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1010240423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010240443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3977198 + ... + 3977451.

It is an arithmetic number, because the mean of its divisors is an integer number (254548800).

Almost surely, 21010240423 is an apocalyptic number.

1010240423 is a deficient number, since it is larger than the sum of its proper divisors (7954777).

1010240423 is an equidigital number, since it uses as much as digits as its factorization.

1010240423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7954776.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1010240423 is about 31784.2794947439. The cubic root of 1010240423 is about 1003.4018883657.

Adding to 1010240423 its reverse (3240420101), we get a palindrome (4250660524).

The spelling of 1010240423 in words is "one billion, ten million, two hundred forty thousand, four hundred twenty-three".

Divisors: 1 127 7954649 1010240423