Search a number
-
+
10020224140 = 2251014960507
BaseRepresentation
bin10010101010100000…
…00111110010001100
3221212022211010102121
421111100013302030
5131010134133030
64334144102324
7503211333313
oct112520076214
927768733377
1010020224140
114282178783
121b379049a4
13c38c4b914
146b0b0927a
153d9a5547a
hex255407c8c

10020224140 has 24 divisors (see below), whose sum is σ = 21250816272. Its totient is φ = 3968404800.

The previous prime is 10020224131. The next prime is 10020224141. The reversal of 10020224140 is 4142202001.

It is not an unprimeable number, because it can be changed into a prime (10020224141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2478234 + ... + 2482273.

It is an arithmetic number, because the mean of its divisors is an integer number (885450678).

Almost surely, 210020224140 is an apocalyptic number.

10020224140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10020224140 is an abundant number, since it is smaller than the sum of its proper divisors (11230592132).

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

10020224140 is a wasteful number, since it uses less digits than its factorization.

10020224140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4960617 (or 4960615 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 10020224140 its reverse (4142202001), we get a palindrome (14162426141).

The spelling of 10020224140 in words is "ten billion, twenty million, two hundred twenty-four thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 101 202 404 505 1010 2020 4960507 9921014 19842028 24802535 49605070 99210140 501011207 1002022414 2004044828 2505056035 5010112070 10020224140