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1116430620 = 223557132587
BaseRepresentation
bin100001010001011…
…0110000100011100
32212210202112220020
41002202312010130
54241301234440
6302440552140
736444334524
oct10242660434
92783675806
101116430620
11523217938
12271a82650
1314a3b4546
14a83b8684
156802e3d0
hex428b611c

1116430620 has 48 divisors (see below), whose sum is σ = 3131576448. Its totient is φ = 297184320.

The previous prime is 1116430619. The next prime is 1116430631. The reversal of 1116430620 is 260346111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17967 + ... + 50553.

It is an arithmetic number, because the mean of its divisors is an integer number (65241176).

Almost surely, 21116430620 is an apocalyptic number.

1116430620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1116430620 is an abundant number, since it is smaller than the sum of its proper divisors (2015145828).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1116430620 is a wasteful number, since it uses less digits than its factorization.

1116430620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33170 (or 33168 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 1116430620 is about 33413.0306916329. The cubic root of 1116430620 is about 1037.3944329613.

Adding to 1116430620 its reverse (260346111), we get a palindrome (1376776731).

The spelling of 1116430620 in words is "one billion, one hundred sixteen million, four hundred thirty thousand, six hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 571 1142 1713 2284 2855 3426 5710 6852 8565 11420 17130 32587 34260 65174 97761 130348 162935 195522 325870 391044 488805 651740 977610 1955220 18607177 37214354 55821531 74428708 93035885 111643062 186071770 223286124 279107655 372143540 558215310 1116430620