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53150424 = 23323731319
BaseRepresentation
bin1100101011000…
…0001011011000
310201000022200020
43022300023120
5102101303144
65135110440
71213525335
oct312601330
9121008606
1053150424
1128002778
1215972420
13b01c372
1470b798c
1549ed419
hex32b02d8

53150424 has 64 divisors (see below), whose sum is σ = 140659200. Its totient is φ = 16701696.

The previous prime is 53150413. The next prime is 53150437. The reversal of 53150424 is 42405135.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 53150394 and 53150403.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 39637 + ... + 40955.

It is an arithmetic number, because the mean of its divisors is an integer number (2197800).

Almost surely, 253150424 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 53150424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70329600).

53150424 is an abundant number, since it is smaller than the sum of its proper divisors (87508776).

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

53150424 is a wasteful number, since it uses less digits than its factorization.

53150424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1424 (or 1420 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 53150424 is about 7290.4337319531. The cubic root of 53150424 is about 375.9836080073.

Adding to 53150424 its reverse (42405135), we get a palindrome (95555559).

The spelling of 53150424 in words is "fifty-three million, one hundred fifty thousand, four hundred twenty-four".

Divisors: 1 2 3 4 6 8 12 23 24 46 69 73 92 138 146 184 219 276 292 438 552 584 876 1319 1679 1752 2638 3358 3957 5037 5276 6716 7914 10074 10552 13432 15828 20148 30337 31656 40296 60674 91011 96287 121348 182022 192574 242696 288861 364044 385148 577722 728088 770296 1155444 2214601 2310888 4429202 6643803 8858404 13287606 17716808 26575212 53150424