Search a number
-
+
24350020 = 22519139461
BaseRepresentation
bin101110011100…
…0110101000100
31200211002221121
41130320311010
522213200040
62225523324
7413654212
oct134706504
950732847
1024350020
1112821592
1281a3544
1350773c6
14333bcb2
15220ec4a
hex1738d44

24350020 has 48 divisors (see below), whose sum is σ = 54331200. Its totient is φ = 9141120.

The previous prime is 24349999. The next prime is 24350047. The reversal of 24350020 is 2005342.

It is a junction number, because it is equal to n+sod(n) for n = 24349976 and 24350003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52590 + ... + 53050.

It is an arithmetic number, because the mean of its divisors is an integer number (1131900).

Almost surely, 224350020 is an apocalyptic number.

24350020 is a gapful number since it is divisible by the number (20) 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 24350020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27165600).

24350020 is an abundant number, since it is smaller than the sum of its proper divisors (29981180).

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

24350020 is a wasteful number, since it uses less digits than its factorization.

24350020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628 (or 626 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 24350020 is about 4934.5739431080. The cubic root of 24350020 is about 289.8454190043.

Adding to 24350020 its reverse (2005342), we get a palindrome (26355362).

The spelling of 24350020 in words is "twenty-four million, three hundred fifty thousand, twenty".

Divisors: 1 2 4 5 10 19 20 38 76 95 139 190 278 380 461 556 695 922 1390 1844 2305 2641 2780 4610 5282 8759 9220 10564 13205 17518 26410 35036 43795 52820 64079 87590 128158 175180 256316 320395 640790 1217501 1281580 2435002 4870004 6087505 12175010 24350020