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1228246068 = 223743333769
BaseRepresentation
bin100100100110101…
…1000110000110100
310011121011100212010
41021031120300310
510003412333233
6321513324220
742302630220
oct11115306064
93147140763
101228246068
115803494a5
122a3406670
1316760402a
14b91a3780
1572c69b63
hex49358c34

1228246068 has 48 divisors (see below), whose sum is σ = 3282984320. Its totient is φ = 350106624.

The previous prime is 1228246067. The next prime is 1228246079. The reversal of 1228246068 is 8606428221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1228246067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19488 + ... + 53256.

Almost surely, 21228246068 is an apocalyptic number.

It is an amenable number.

1228246068 is an abundant number, since it is smaller than the sum of its proper divisors (2054738252).

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

1228246068 is a wasteful number, since it uses less digits than its factorization.

1228246068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34216 (or 34214 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 39.

The square root of 1228246068 is about 35046.3417206418. The cubic root of 1228246068 is about 1070.9317496160.

The spelling of 1228246068 in words is "one billion, two hundred twenty-eight million, two hundred forty-six thousand, sixty-eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 433 866 1299 1732 2598 3031 5196 6062 9093 12124 18186 33769 36372 67538 101307 135076 202614 236383 405228 472766 709149 945532 1418298 2836596 14621977 29243954 43865931 58487908 87731862 102353839 175463724 204707678 307061517 409415356 614123034 1228246068