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10428055 = 5111719587
BaseRepresentation
bin100111110001…
…111010010111
3201121210121021
4213301322113
510132144210
61011302011
7154431331
oct47617227
921553537
1010428055
115982830
1235aa907
132211661
141556451
15daebda
hex9f1e97

10428055 has 32 divisors (see below), whose sum is σ = 15240960. Its totient is φ = 6750720.

The previous prime is 10428053. The next prime is 10428083. The reversal of 10428055 is 55082401.

It is not a de Polignac number, because 10428055 - 21 = 10428053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10428053) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17472 + ... + 18058.

It is an arithmetic number, because the mean of its divisors is an integer number (476280).

Almost surely, 210428055 is an apocalyptic number.

10428055 is the 1615-th decagonal number.

10428055 is a deficient number, since it is larger than the sum of its proper divisors (4812905).

10428055 is a wasteful number, since it uses less digits than its factorization.

10428055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 10428055 is about 3229.2499129055. The cubic root of 10428055 is about 218.4746762015.

The spelling of 10428055 in words is "ten million, four hundred twenty-eight thousand, fifty-five".

Divisors: 1 5 11 17 19 55 85 95 187 209 323 587 935 1045 1615 2935 3553 6457 9979 11153 17765 32285 49895 55765 109769 122683 189601 548845 613415 948005 2085611 10428055