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5515090 = 25778787
BaseRepresentation
bin10101000010011101010010
3101101012021121
4111002131102
52402440330
6314112454
764606660
oct25023522
911335247
105515090
113127629
121a1b72a
1311b1389
14a37c30
1573e17a
hex542752

5515090 has 16 divisors (see below), whose sum is σ = 11345472. Its totient is φ = 1890864.

The previous prime is 5515087. The next prime is 5515091. The reversal of 5515090 is 905155.

It is not an unprimeable number, because it can be changed into a prime (5515091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39324 + ... + 39463.

It is an arithmetic number, because the mean of its divisors is an integer number (709092).

Almost surely, 25515090 is an apocalyptic number.

5515090 is an abundant number, since it is smaller than the sum of its proper divisors (5830382).

5515090 is a wasteful number, since it uses less digits than its factorization.

5515090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78801.

The product of its (nonzero) digits is 1125, while the sum is 25.

The square root of 5515090 is about 2348.4228750376. The cubic root of 5515090 is about 176.6787025541.

The spelling of 5515090 in words is "five million, five hundred fifteen thousand, ninety".

Divisors: 1 2 5 7 10 14 35 70 78787 157574 393935 551509 787870 1103018 2757545 5515090