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1054940 = 22552747
BaseRepresentation
bin100000001100011011100
31222121002212
410001203130
5232224230
634335552
711652425
oct4014334
91877085
101054940
11660657
1242a5b8
132ac233
141d664c
1515c895
hex1018dc

1054940 has 12 divisors (see below), whose sum is σ = 2215416. Its totient is φ = 421968.

The previous prime is 1054931. The next prime is 1054951. The reversal of 1054940 is 494501.

It is a happy number.

It is a super-2 number, since 2×10549402 = 2225796807200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26354 + ... + 26393.

It is an arithmetic number, because the mean of its divisors is an integer number (184618).

21054940 is an apocalyptic number.

1054940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1054940 is an abundant number, since it is smaller than the sum of its proper divisors (1160476).

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

1054940 is a wasteful number, since it uses less digits than its factorization.

1054940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52756 (or 52754 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 1054940 is about 1027.1027212504. The cubic root of 1054940 is about 101.7987831202.

The spelling of 1054940 in words is "one million, fifty-four thousand, nine hundred forty".

Divisors: 1 2 4 5 10 20 52747 105494 210988 263735 527470 1054940