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164096240 = 245711171567
BaseRepresentation
bin10011100011111…
…10100011110000
3102102202221201112
421301332203300
5314002034430
624141052452
74031536460
oct1161764360
9372687645
10164096240
118469aa30
1246b57128
1327cc6089
1417b17ba0
15e616195
hex9c7e8f0

164096240 has 160 divisors (see below), whose sum is σ = 503967744. Its totient is φ = 48107520.

The previous prime is 164096167. The next prime is 164096263. The reversal of 164096240 is 42690461.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 164096197 and 164096206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 103937 + ... + 105503.

Almost surely, 2164096240 is an apocalyptic number.

164096240 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 164096240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (251983872).

164096240 is an abundant number, since it is smaller than the sum of its proper divisors (339871504).

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

164096240 is a wasteful number, since it uses less digits than its factorization.

164096240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1615 (or 1609 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 164096240 is about 12810.0054644797. The cubic root of 164096240 is about 547.4774175266.

The spelling of 164096240 in words is "one hundred sixty-four million, ninety-six thousand, two hundred forty".

Divisors: 1 2 4 5 7 8 10 11 14 16 17 20 22 28 34 35 40 44 55 56 68 70 77 80 85 88 110 112 119 136 140 154 170 176 187 220 238 272 280 308 340 374 385 440 476 560 595 616 680 748 770 880 935 952 1190 1232 1309 1360 1496 1540 1567 1870 1904 2380 2618 2992 3080 3134 3740 4760 5236 6160 6268 6545 7480 7835 9520 10472 10969 12536 13090 14960 15670 17237 20944 21938 25072 26180 26639 31340 34474 43876 52360 53278 54845 62680 68948 86185 87752 104720 106556 109690 120659 125360 133195 137896 172370 175504 186473 213112 219380 241318 266390 275792 293029 344740 372946 426224 438760 482636 532780 586058 603295 689480 745892 877520 932365 965272 1065560 1172116 1206590 1378960 1465145 1491784 1864730 1930544 2051203 2131120 2344232 2413180 2930290 2983568 3729460 4102406 4688464 4826360 5860580 7458920 8204812 9652720 10256015 11721160 14917840 16409624 20512030 23442320 32819248 41024060 82048120 164096240