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103044442 = 2101510121
BaseRepresentation
bin1100010010001…
…01010101011010
321011220012101211
412021011111122
5202334410232
614120333334
72360602054
oct611052532
9234805354
10103044442
11531908a6
122a61424a
131846b457
14d9848d4
1590a6a47
hex624555a

103044442 has 8 divisors (see below), whose sum is σ = 156097332. Its totient is φ = 51012000.

The previous prime is 103044427. The next prime is 103044449. The reversal of 103044442 is 244440301.

It can be written as a sum of positive squares in 2 ways, for example, as 98426241 + 4618201 = 9921^2 + 2149^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (103044449) 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, 254859 + ... + 255262.

Almost surely, 2103044442 is an apocalyptic number.

103044442 is a deficient number, since it is larger than the sum of its proper divisors (53052890).

103044442 is a wasteful number, since it uses less digits than its factorization.

103044442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510224.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 103044442 is about 10151.0808291531. The cubic root of 103044442 is about 468.8222238462.

Adding to 103044442 its reverse (244440301), we get a palindrome (347484743).

The spelling of 103044442 in words is "one hundred three million, forty-four thousand, four hundred forty-two".

Divisors: 1 2 101 202 510121 1020242 51522221 103044442