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303040424 = 23191993687
BaseRepresentation
bin10010000100000…
…000011110101000
3210010020001022102
4102010000132220
51110034243144
650023112532
710336541531
oct2204003650
9703201272
10303040424
11146070835
12855a2748
134aa2397b
142c365688
151b90eb4e
hex121007a8

303040424 has 16 divisors (see below), whose sum is σ = 598106400. Its totient is φ = 143545392.

The previous prime is 303040417. The next prime is 303040457. The reversal of 303040424 is 424040303.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 303040396 and 303040405.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 996692 + ... + 996995.

It is an arithmetic number, because the mean of its divisors is an integer number (37381650).

Almost surely, 2303040424 is an apocalyptic number.

It is an amenable number.

303040424 is a deficient number, since it is larger than the sum of its proper divisors (295065976).

303040424 is a wasteful number, since it uses less digits than its factorization.

303040424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1993712 (or 1993708 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 303040424 is about 17408.0562958649. The cubic root of 303040424 is about 671.6868639821.

Adding to 303040424 its reverse (424040303), we get a palindrome (727080727).

The spelling of 303040424 in words is "three hundred three million, forty thousand, four hundred twenty-four".

Divisors: 1 2 4 8 19 38 76 152 1993687 3987374 7974748 15949496 37880053 75760106 151520212 303040424