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120467984 = 247131731157
BaseRepresentation
bin1110010111000…
…11001000010000
322101200102000012
413023203020100
5221314433414
615542014052
72661650420
oct713431020
9271612005
10120467984
116200141a
1234417328
131bc5bc40
1411ddc480
15a89933e
hex72e3210

120467984 has 160 divisors (see below), whose sum is σ = 315979776. Its totient is φ = 43130880.

The previous prime is 120467981. The next prime is 120468013. The reversal of 120467984 is 489764021.

It is not an unprimeable number, because it can be changed into a prime (120467981) 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 31 ways as a sum of consecutive naturals, for example, 767234 + ... + 767390.

Almost surely, 2120467984 is an apocalyptic number.

120467984 is a gapful number since it is divisible by the number (14) 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 120467984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157989888).

120467984 is an abundant number, since it is smaller than the sum of its proper divisors (195511792).

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

120467984 is a wasteful number, since it uses less digits than its factorization.

120467984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233 (or 227 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 120467984 is about 10975.7908143332. The cubic root of 120467984 is about 493.8827763621.

The spelling of 120467984 in words is "one hundred twenty million, four hundred sixty-seven thousand, nine hundred eighty-four".

Divisors: 1 2 4 7 8 13 14 16 17 26 28 31 34 52 56 62 68 91 104 112 119 124 136 157 182 208 217 221 238 248 272 314 364 403 434 442 476 496 527 628 728 806 868 884 952 1054 1099 1256 1456 1547 1612 1736 1768 1904 2041 2108 2198 2512 2669 2821 3094 3224 3472 3536 3689 4082 4216 4396 4867 5338 5642 6188 6448 6851 7378 8164 8432 8792 9734 10676 11284 12376 13702 14287 14756 16328 17584 18683 19468 21352 22568 24752 27404 28574 29512 32656 34069 34697 37366 38936 42704 45136 47957 54808 57148 59024 63271 68138 69394 74732 77872 82739 95914 109616 114296 126542 136276 138788 149464 165478 191828 228592 242879 253084 272552 277576 298928 330956 383656 442897 485758 506168 545104 555152 579173 661912 767312 885794 971516 1012336 1075607 1158346 1323824 1771588 1943032 2151214 2316692 3543176 3886064 4302428 4633384 7086352 7529249 8604856 9266768 15058498 17209712 30116996 60233992 120467984