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7044940 = 225750321
BaseRepresentation
bin11010110111111101001100
3111020220211201
4122313331030
53300414230
6410555244
7113611120
oct32677514
914226751
107044940
113a81a71
122438b24
1315c8806
14d15580
159425ca
hex6b7f4c

7044940 has 24 divisors (see below), whose sum is σ = 16908192. Its totient is φ = 2415360.

The previous prime is 7044931. The next prime is 7044943. The reversal of 7044940 is 494407.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 7044899 and 7044908.

It is not an unprimeable number, because it can be changed into a prime (7044943) 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, 25021 + ... + 25300.

It is an arithmetic number, because the mean of its divisors is an integer number (704508).

Almost surely, 27044940 is an apocalyptic number.

7044940 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

7044940 is an abundant number, since it is smaller than the sum of its proper divisors (9863252).

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

7044940 is a wasteful number, since it uses less digits than its factorization.

7044940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50337 (or 50335 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 7044940 is about 2654.2305853109. The cubic root of 7044940 is about 191.7016126156.

The spelling of 7044940 in words is "seven million, forty-four thousand, nine hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 50321 100642 201284 251605 352247 503210 704494 1006420 1408988 1761235 3522470 7044940