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1012212430 = 25433723339
BaseRepresentation
bin111100010101010…
…010001011001110
32121112122201102021
4330111102023032
54033111244210
6244235120354
734040443435
oct7425221316
92545581367
101012212430
1147a4051a9
12242ba30ba
13131924a88
149860a11c
155dce4bda
hex3c5522ce

1012212430 has 16 divisors (see below), whose sum is σ = 1822480560. Its totient is φ = 404774272.

The previous prime is 1012212427. The next prime is 1012212431. The reversal of 1012212430 is 342122101.

1012212430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012212431) 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, 31701 + ... + 55039.

It is an arithmetic number, because the mean of its divisors is an integer number (113905035).

Almost surely, 21012212430 is an apocalyptic number.

1012212430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1012212430 is a deficient number, since it is larger than the sum of its proper divisors (810268130).

1012212430 is a wasteful number, since it uses less digits than its factorization.

1012212430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27683.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1012212430 is about 31815.2861058957. The cubic root of 1012212430 is about 1004.0543500310.

Adding to 1012212430 its reverse (342122101), we get a palindrome (1354334531).

The spelling of 1012212430 in words is "one billion, twelve million, two hundred twelve thousand, four hundred thirty".

Divisors: 1 2 5 10 4337 8674 21685 23339 43370 46678 116695 233390 101221243 202442486 506106215 1012212430