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9025030 = 257314159
BaseRepresentation
bin100010011011…
…011000000110
3121222112000101
4202123120012
54302300110
6521234314
7136466020
oct42333006
917875011
109025030
115104703
12303299a
131b3cb71
1412ad010
15bd413a
hex89b606

9025030 has 32 divisors (see below), whose sum is σ = 19169280. Its totient is φ = 2993760.

The previous prime is 9025021. The next prime is 9025031. The reversal of 9025030 is 305209.

It is a junction number, because it is equal to n+sod(n) for n = 9024989 and 9025007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9025031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91 + ... + 4249.

It is an arithmetic number, because the mean of its divisors is an integer number (599040).

Almost surely, 29025030 is an apocalyptic number.

9025030 is an abundant number, since it is smaller than the sum of its proper divisors (10144250).

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

9025030 is a wasteful number, since it uses less digits than its factorization.

9025030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4204.

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 9025030 is about 3004.1687702258. The cubic root of 9025030 is about 208.2010352934.

The spelling of 9025030 in words is "nine million, twenty-five thousand, thirty".

Divisors: 1 2 5 7 10 14 31 35 62 70 155 217 310 434 1085 2170 4159 8318 20795 29113 41590 58226 128929 145565 257858 291130 644645 902503 1289290 1805006 4512515 9025030