Search a number
-
+
10042480 = 245779227
BaseRepresentation
bin100110010011…
…110001110000
3200220012200201
4212103301300
510032324410
6555124544
7151234240
oct46236160
920805621
1010042480
11573a078
123443754
132107cc6
141495b20
15d3583a
hex993c70

10042480 has 80 divisors (see below), whose sum is σ = 27141120. Its totient is φ = 3384576.

The previous prime is 10042471. The next prime is 10042489. The reversal of 10042480 is 8424001.

It is an interprime number because it is at equal distance from previous prime (10042471) and next prime (10042489).

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10042489) by changing a digit.

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, 44127 + ... + 44353.

It is an arithmetic number, because the mean of its divisors is an integer number (339264).

Almost surely, 210042480 is an apocalyptic number.

10042480 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 10042480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13570560).

10042480 is an abundant number, since it is smaller than the sum of its proper divisors (17098640).

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

10042480 is a wasteful number, since it uses less digits than its factorization.

10042480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326 (or 320 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 10042480 is about 3168.9872199174. The cubic root of 10042480 is about 215.7481059957.

Adding to 10042480 its reverse (8424001), we get a palindrome (18466481).

The spelling of 10042480 in words is "ten million, forty-two thousand, four hundred eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 79 80 112 140 158 227 280 316 395 454 553 560 632 790 908 1106 1135 1264 1580 1589 1816 2212 2270 2765 3160 3178 3632 4424 4540 5530 6320 6356 7945 8848 9080 11060 12712 15890 17933 18160 22120 25424 31780 35866 44240 63560 71732 89665 125531 127120 143464 179330 251062 286928 358660 502124 627655 717320 1004248 1255310 1434640 2008496 2510620 5021240 10042480