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4282101680 = 245431244797
BaseRepresentation
bin1111111100111011…
…1010111110110000
3102001102112022012112
43333032322332300
532232204223210
61544524144452
7211054156313
oct37716727660
912042468175
104282101680
1118a815340a
129b6098128
135331c389c
142c89c897a
151a0dead05
hexff3bafb0

4282101680 has 40 divisors (see below), whose sum is σ = 10187426832. Its totient is φ = 1673005824.

The previous prime is 4282101679. The next prime is 4282101689. The reversal of 4282101680 is 861012824.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (4282101689) 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, 618959 + ... + 625838.

Almost surely, 24282101680 is an apocalyptic number.

4282101680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4282101680 is an abundant number, since it is smaller than the sum of its proper divisors (5905325152).

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

4282101680 is a wasteful number, since it uses less digits than its factorization.

4282101680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244853 (or 1244847 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 32.

The square root of 4282101680 is about 65437.7695218900. The cubic root of 4282101680 is about 1623.8739882165.

The spelling of 4282101680 in words is "four billion, two hundred eighty-two million, one hundred one thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 40 43 80 86 172 215 344 430 688 860 1720 3440 1244797 2489594 4979188 6223985 9958376 12447970 19916752 24895940 49791880 53526271 99583760 107052542 214105084 267631355 428210168 535262710 856420336 1070525420 2141050840 4282101680