Search a number
-
+
8141452900 = 22527212892
BaseRepresentation
bin1111001010100010…
…01011011001100100
3210000101120122210121
413211101023121210
5113133202443100
63423511331324
7405516131200
oct74521133144
923011518717
108141452900
1134a8702079
1216b2680b44
139c993b869
145733a9b00
15329b3c51a
hex1e544b664

8141452900 has 81 divisors (see below), whose sum is σ = 20567309259. Its totient is φ = 2789189760.

The previous prime is 8141452897. The next prime is 8141452909. The reversal of 8141452900 is 92541418.

It is a happy number.

The square root of 8141452900 is 90230.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 302829604 + 7838623296 = 17402^2 + 88536^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (8141452909) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 6315456 + ... + 6316744.

Almost surely, 28141452900 is an apocalyptic number.

8141452900 is the 90230-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8141452900

8141452900 is an abundant number, since it is smaller than the sum of its proper divisors (12425856359).

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

8141452900 is a wasteful number, since it uses less digits than its factorization.

8141452900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2606 (or 1303 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 34.

The cubic root of 8141452900 is about 2011.7189407634.

It can be divided in two parts, 8141 and 452900, that added together give a square (461041 = 6792).

The spelling of 8141452900 in words is "eight billion, one hundred forty-one million, four hundred fifty-two thousand, nine hundred".

Divisors: 1 2 4 5 7 10 14 20 25 28 35 49 50 70 98 100 140 175 196 245 350 490 700 980 1225 1289 2450 2578 4900 5156 6445 9023 12890 18046 25780 32225 36092 45115 63161 64450 90230 126322 128900 180460 225575 252644 315805 451150 631610 902300 1263220 1579025 1661521 3158050 3323042 6316100 6646084 8307605 11630647 16615210 23261294 33230420 41538025 46522588 58153235 81414529 83076050 116306470 162829058 166152100 232612940 290766175 325658116 407072645 581532350 814145290 1163064700 1628290580 2035363225 4070726450 8141452900