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140441002 = 21318712887
BaseRepresentation
bin10000101111011…
…11010110101010
3100210021010211121
420113233112222
5241423103002
621534045454
73323504662
oct1027572652
9323233747
10140441002
1172303449
123b04988a
1323132cb0
141491b1a2
15c4e2237
hex85ef5aa

140441002 has 16 divisors (see below), whose sum is σ = 227066112. Its totient is φ = 64761840.

The previous prime is 140440999. The next prime is 140441003. The reversal of 140441002 is 200144041.

It is not an unprimeable number, because it can be changed into a prime (140441003) 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, 47203 + ... + 50089.

It is an arithmetic number, because the mean of its divisors is an integer number (14191632).

Almost surely, 2140441002 is an apocalyptic number.

140441002 is a deficient number, since it is larger than the sum of its proper divisors (86625110).

140441002 is a wasteful number, since it uses less digits than its factorization.

140441002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4773.

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

The square root of 140441002 is about 11850.7806493918. The cubic root of 140441002 is about 519.7940530605.

Adding to 140441002 its reverse (200144041), we get a palindrome (340585043).

The spelling of 140441002 in words is "one hundred forty million, four hundred forty-one thousand, two".

Divisors: 1 2 13 26 1871 2887 3742 5774 24323 37531 48646 75062 5401577 10803154 70220501 140441002