Search a number
-
+
468095540 = 2251123791171
BaseRepresentation
bin11011111001101…
…001001000110100
31012121210201100212
4123321221020310
51424313024130
6114240524552
714412514013
oct3371511064
91177721325
10468095540
11220256120
12110920758
1375c94313
144624ca7a
152b164e95
hex1be69234

468095540 has 96 divisors (see below), whose sum is σ = 1134120960. Its totient is φ = 160617600.

The previous prime is 468095501. The next prime is 468095581. The reversal of 468095540 is 45590864.

It is a happy number.

It is a super-2 number, since 2×4680955402 = 438226869135783200, which contains 22 as substring.

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, 399155 + ... + 400325.

It is an arithmetic number, because the mean of its divisors is an integer number (11813760).

Almost surely, 2468095540 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 468095540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (567060480).

468095540 is an abundant number, since it is smaller than the sum of its proper divisors (666025420).

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

468095540 is a wasteful number, since it uses less digits than its factorization.

468095540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1293 (or 1291 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 41.

The square root of 468095540 is about 21635.5157091297. The cubic root of 468095540 is about 776.4464364393.

The spelling of 468095540 in words is "four hundred sixty-eight million, ninety-five thousand, five hundred forty".

Divisors: 1 2 4 5 10 11 20 22 23 44 46 55 79 92 110 115 158 220 230 253 316 395 460 506 790 869 1012 1171 1265 1580 1738 1817 2342 2530 3476 3634 4345 4684 5060 5855 7268 8690 9085 11710 12881 17380 18170 19987 23420 25762 26933 36340 39974 51524 53866 64405 79948 92509 99935 107732 128810 134665 185018 199870 257620 269330 296263 370036 399740 462545 538660 592526 925090 1017599 1185052 1481315 1850180 2035198 2127707 2962630 4070396 4255414 5087995 5925260 8510828 10175990 10638535 20351980 21277070 23404777 42554140 46809554 93619108 117023885 234047770 468095540