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2030144140 = 225101507207
BaseRepresentation
bin111100100000001…
…1000101010001100
312020111002000012201
41321000120222030
513124204103030
6533241011244
7101210640403
oct17100305214
95214060181
102030144140
11951a66382
12487a83b24
1326479cb2b
141538a463a
15bd3692ca
hex79018a8c

2030144140 has 12 divisors (see below), whose sum is σ = 4263302736. Its totient is φ = 812057648.

The previous prime is 2030144119. The next prime is 2030144141. The reversal of 2030144140 is 414410302.

It is not an unprimeable number, because it can be changed into a prime (2030144141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50753584 + ... + 50753623.

It is an arithmetic number, because the mean of its divisors is an integer number (355275228).

Almost surely, 22030144140 is an apocalyptic number.

2030144140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2030144140 is an abundant number, since it is smaller than the sum of its proper divisors (2233158596).

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

2030144140 is a wasteful number, since it uses less digits than its factorization.

2030144140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101507216 (or 101507214 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2030144140 is about 45057.1208578622. The cubic root of 2030144140 is about 1266.2193848581.

Adding to 2030144140 its reverse (414410302), we get a palindrome (2444554442).

The spelling of 2030144140 in words is "two billion, thirty million, one hundred forty-four thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 101507207 203014414 406028828 507536035 1015072070 2030144140