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126100480 = 2105112239
BaseRepresentation
bin1111000010000…
…10010000000000
322210021120100011
413201002100000
5224240203410
620302434304
73060556612
oct741022000
9283246304
10126100480
11651a9180
1236292994
132018188c
1412a66db2
15b10d18a
hex7842400

126100480 has 88 divisors (see below), whose sum is σ = 330140160. Its totient is φ = 45834240.

The previous prime is 126100427. The next prime is 126100493. The reversal of 126100480 is 84001621.

It is a tau number, because it is divible by the number of its divisors (88).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55201 + ... + 57439.

Almost surely, 2126100480 is an apocalyptic number.

126100480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126100480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165070080).

126100480 is an abundant number, since it is smaller than the sum of its proper divisors (204039680).

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

126100480 is a wasteful number, since it uses less digits than its factorization.

126100480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2275 (or 2257 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 126100480 is about 11229.4470033034. The cubic root of 126100480 is about 501.4630216268.

The spelling of 126100480 in words is "one hundred twenty-six million, one hundred thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 11 16 20 22 32 40 44 55 64 80 88 110 128 160 176 220 256 320 352 440 512 640 704 880 1024 1280 1408 1760 2239 2560 2816 3520 4478 5120 5632 7040 8956 11195 11264 14080 17912 22390 24629 28160 35824 44780 49258 56320 71648 89560 98516 123145 143296 179120 197032 246290 286592 358240 394064 492580 573184 716480 788128 985160 1146368 1432960 1576256 1970320 2292736 2865920 3152512 3940640 5731840 6305024 7881280 11463680 12610048 15762560 25220096 31525120 63050240 126100480