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101030444 = 22237115467
BaseRepresentation
bin1100000010110…
…01101000101100
321001002212201022
412001121220230
5201330433234
614005233312
72334513254
oct601315054
9231085638
10101030444
1152035739
1229a02838
1317c14838
14d5bc964
158d09e2e
hex6059a2c

101030444 has 24 divisors (see below), whose sum is σ = 187100928. Its totient is φ = 47635280.

The previous prime is 101030441. The next prime is 101030471. The reversal of 101030444 is 444030101.

It is a super-2 number, since 2×1010304442 = 20414301229674272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (101030441) 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 7 ways as a sum of consecutive naturals, for example, 1202 + ... + 14265.

It is an arithmetic number, because the mean of its divisors is an integer number (7795872).

Almost surely, 2101030444 is an apocalyptic number.

It is an amenable number.

101030444 is a deficient number, since it is larger than the sum of its proper divisors (86070484).

101030444 is a wasteful number, since it uses less digits than its factorization.

101030444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15565 (or 15563 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 101030444 is about 10051.3901526107. The cubic root of 101030444 is about 465.7477374981.

Adding to 101030444 its reverse (444030101), we get a palindrome (545060545).

The spelling of 101030444 in words is "one hundred one million, thirty thousand, four hundred forty-four".

Divisors: 1 2 4 23 46 71 92 142 284 1633 3266 6532 15467 30934 61868 355741 711482 1098157 1422964 2196314 4392628 25257611 50515222 101030444