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1025948 = 227113331
BaseRepresentation
bin11111010011110011100
31221010100002
43322132130
5230312243
633553432
711502050
oct3723634
91833302
101025948
116408a0
12415878
1329bc91
141c9c60
15153eb8
hexfa79c

1025948 has 24 divisors (see below), whose sum is σ = 2239104. Its totient is φ = 399600.

The previous prime is 1025939. The next prime is 1025957. The reversal of 1025948 is 8495201.

It is an interprime number because it is at equal distance from previous prime (1025939) and next prime (1025957).

It is a self number, because there is not a number n which added to its sum of digits gives 1025948.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1358 + ... + 1973.

It is an arithmetic number, because the mean of its divisors is an integer number (93296).

21025948 is an apocalyptic number.

It is an amenable number.

1025948 is an abundant number, since it is smaller than the sum of its proper divisors (1213156).

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

1025948 is a wasteful number, since it uses less digits than its factorization.

1025948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3353 (or 3351 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 1025948 is about 1012.8909121914. The cubic root of 1025948 is about 100.8575582500.

The spelling of 1025948 in words is "one million, twenty-five thousand, nine hundred forty-eight".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 3331 6662 13324 23317 36641 46634 73282 93268 146564 256487 512974 1025948