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5315130 = 232573809
BaseRepresentation
bin10100010001101000111010
3101000000222200
4110101220322
52330041010
6305531030
763115002
oct24215072
911000880
105315130
113000377
121943a76
131141362
149c5002
156eecc0
hex511a3a

5315130 has 48 divisors (see below), whose sum is σ = 14025960. Its totient is φ = 1396224.

The previous prime is 5315099. The next prime is 5315143. The reversal of 5315130 is 315135.

It is a happy number.

5315130 is a `hidden beast` number, since 531 + 5 + 130 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 5076009 + 239121 = 2253^2 + 489^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6166 + ... + 6974.

Almost surely, 25315130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5315130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7012980).

5315130 is an abundant number, since it is smaller than the sum of its proper divisors (8710830).

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

5315130 is a wasteful number, since it uses less digits than its factorization.

5315130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895 (or 892 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 18.

The square root of 5315130 is about 2305.4565708336. The cubic root of 5315130 is about 174.5170904135.

It can be divided in two parts, 5315 and 130, that added together give a palindrome (5445).

The spelling of 5315130 in words is "five million, three hundred fifteen thousand, one hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 73 90 146 219 365 438 657 730 809 1095 1314 1618 2190 2427 3285 4045 4854 6570 7281 8090 12135 14562 24270 36405 59057 72810 118114 177171 295285 354342 531513 590570 885855 1063026 1771710 2657565 5315130