[go: up one dir, main page]

Search a number
-
+
1016025 = 352192331
BaseRepresentation
bin11111000000011011001
31220121201120
43320003121
5230003100
633435453
711431113
oct3700331
91817646
101016025
1163439a
1240bb89
132975ca
141c63b3
151510a0
hexf80d9

1016025 has 48 divisors (see below), whose sum is σ = 1904640. Its totient is φ = 475200.

The previous prime is 1016023. The next prime is 1016027. The reversal of 1016025 is 5206101.

1016025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

1016025 is a nontrivial binomial coefficient, being equal to C(1426, 2).

It is an interprime number because it is at equal distance from previous prime (1016023) and next prime (1016027).

It is not a de Polignac number, because 1016025 - 21 = 1016023 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a junction number, because it is equal to n+sod(n) for n = 1015995 and 1016013.

It is not an unprimeable number, because it can be changed into a prime (1016023) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32760 + ... + 32790.

It is an arithmetic number, because the mean of its divisors is an integer number (39680).

21016025 is an apocalyptic number.

1016025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1016025 is the 1425-th triangular number and also the 713-rd hexagonal number.

It is an amenable number.

1016025 is a deficient number, since it is larger than the sum of its proper divisors (888615).

1016025 is a wasteful number, since it uses less digits than its factorization.

1016025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86 (or 81 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 1016025 is about 1007.9806545763. The cubic root of 1016025 is about 100.5313384608.

The spelling of 1016025 in words is "one million, sixteen thousand, twenty-five".

Divisors: 1 3 5 15 19 23 25 31 57 69 75 93 95 115 155 285 345 437 465 475 575 589 713 775 1311 1425 1725 1767 2139 2185 2325 2945 3565 6555 8835 10695 10925 13547 14725 17825 32775 40641 44175 53475 67735 203205 338675 1016025