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4121230064 = 2474107279
BaseRepresentation
bin1111010110100100…
…1111101011110000
3101122012211011211112
43311221033223300
531420013330224
61520540132452
7204061610000
oct36551175360
911565734745
104121230064
111825366166
12970237128
13508a89493
142b14b0000
15191c2030e
hexf5a4faf0

4121230064 has 50 divisors (see below), whose sum is σ = 9315229680. Its totient is φ = 1766224992.

The previous prime is 4121230033. The next prime is 4121230067. The reversal of 4121230064 is 4600321214.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4121230067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 15224 + ... + 92055.

Almost surely, 24121230064 is an apocalyptic number.

It is an amenable number.

4121230064 is an abundant number, since it is smaller than the sum of its proper divisors (5193999616).

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

4121230064 is an equidigital number, since it uses as much as digits as its factorization.

4121230064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107315 (or 107288 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 4121230064 is about 64196.8072726362. The cubic root of 4121230064 is about 1603.2784423799.

Adding to 4121230064 its reverse (4600321214), we get a palindrome (8721551278).

The spelling of 4121230064 in words is "four billion, one hundred twenty-one million, two hundred thirty thousand, sixty-four".

Divisors: 1 2 4 7 8 14 16 28 49 56 98 112 196 343 392 686 784 1372 2401 2744 4802 5488 9604 19208 38416 107279 214558 429116 750953 858232 1501906 1716464 3003812 5256671 6007624 10513342 12015248 21026684 36796697 42053368 73593394 84106736 147186788 257576879 294373576 515153758 588747152 1030307516 2060615032 4121230064