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1427480 = 235127281
BaseRepresentation
bin101011100100000011000
32200112010122
411130200120
5331134410
650332412
715063515
oct5344030
92615118
101427480
1189553a
1258a108
133ac982
1429230c
151d2e55
hex15c818

1427480 has 32 divisors (see below), whose sum is σ = 3248640. Its totient is φ = 564480.

The previous prime is 1427479. The next prime is 1427483. The reversal of 1427480 is 847241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1427483) 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, 4940 + ... + 5220.

It is an arithmetic number, because the mean of its divisors is an integer number (101520).

21427480 is an apocalyptic number.

1427480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1427480 is an abundant number, since it is smaller than the sum of its proper divisors (1821160).

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

1427480 is a wasteful number, since it uses less digits than its factorization.

1427480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419 (or 415 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 26.

The square root of 1427480 is about 1194.7719447660. The cubic root of 1427480 is about 112.5960989576.

The spelling of 1427480 in words is "one million, four hundred twenty-seven thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 127 254 281 508 562 635 1016 1124 1270 1405 2248 2540 2810 5080 5620 11240 35687 71374 142748 178435 285496 356870 713740 1427480