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422740680 = 233510913229
BaseRepresentation
bin11001001100101…
…000001011001000
31002110110110012020
4121030220023020
51331210200210
6105540444440
713322144055
oct3114501310
91073413166
10422740680
111a769836a
12b96a9720
136977431b
144020402c
15271a6770
hex193282c8

422740680 has 64 divisors (see below), whose sum is σ = 1269777600. Its totient is φ = 112592640.

The previous prime is 422740679. The next prime is 422740687. The reversal of 422740680 is 86047224.

It is not an unprimeable number, because it can be changed into a prime (422740687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129306 + ... + 132534.

It is an arithmetic number, because the mean of its divisors is an integer number (19840275).

Almost surely, 2422740680 is an apocalyptic number.

422740680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

422740680 is an abundant number, since it is smaller than the sum of its proper divisors (847036920).

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

422740680 is a wasteful number, since it uses less digits than its factorization.

422740680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4334 (or 4330 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 422740680 is about 20560.6585497644. The cubic root of 422740680 is about 750.5126450691.

The spelling of 422740680 in words is "four hundred twenty-two million, seven hundred forty thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 1091 2182 3229 3273 4364 5455 6458 6546 8728 9687 10910 12916 13092 16145 16365 19374 21820 25832 26184 32290 32730 38748 43640 48435 64580 65460 77496 96870 129160 130920 193740 387480 3522839 7045678 10568517 14091356 17614195 21137034 28182712 35228390 42274068 52842585 70456780 84548136 105685170 140913560 211370340 422740680