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1342480 = 24597173
BaseRepresentation
bin101000111110000010000
32112012112111
411013300100
5320424410
644435104
714260636
oct5076020
92465474
101342480
11837697
12548a94
13380089
1426d356
151b7b8a
hex147c10

1342480 has 40 divisors (see below), whose sum is σ = 3171672. Its totient is φ = 528384.

The previous prime is 1342433. The next prime is 1342489. The reversal of 1342480 is 842431.

It can be written as a sum of positive squares in 4 ways, for example, as 350464 + 992016 = 592^2 + 996^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1342489) 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, 7674 + ... + 7846.

21342480 is an apocalyptic number.

1342480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1342480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1585836).

1342480 is an abundant number, since it is smaller than the sum of its proper divisors (1829192).

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

1342480 is a wasteful number, since it uses less digits than its factorization.

1342480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283 (or 277 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1342480 is about 1158.6543919565. The cubic root of 1342480 is about 110.3153485369.

The spelling of 1342480 in words is "one million, three hundred forty-two thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 97 173 194 346 388 485 692 776 865 970 1384 1552 1730 1940 2768 3460 3880 6920 7760 13840 16781 33562 67124 83905 134248 167810 268496 335620 671240 1342480