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7070480 = 245312851
BaseRepresentation
bin11010111110001100010000
3111022012212122
4122332030100
53302223410
6411313412
7114045434
oct32761420
914265778
107070480
113a9a17a
12244b868
131607321
14d209c4
15949e55
hex6be310

7070480 has 40 divisors (see below), whose sum is σ = 16975104. Its totient is φ = 2736000.

The previous prime is 7070477. The next prime is 7070507. The reversal of 7070480 is 840707.

It is a tau number, because it is divible by the number of its divisors (40).

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1055 + ... + 3905.

Almost surely, 27070480 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7070480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8487552).

7070480 is an abundant number, since it is smaller than the sum of its proper divisors (9904624).

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

7070480 is a wasteful number, since it uses less digits than its factorization.

7070480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2895 (or 2889 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 7070480 is about 2659.0374198194. The cubic root of 7070480 is about 191.9329916630.

The spelling of 7070480 in words is "seven million, seventy thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 31 40 62 80 124 155 248 310 496 620 1240 2480 2851 5702 11404 14255 22808 28510 45616 57020 88381 114040 176762 228080 353524 441905 707048 883810 1414096 1767620 3535240 7070480