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1442245506 = 231318779851
BaseRepresentation
bin101010111110110…
…1110101110000010
310201111211122220020
41111331232232002
510423203324011
6355040154310
750511612252
oct12575565602
93644748806
101442245506
11680123439
12343008996
1319ca50410
14d978b962
158693c006
hex55f6eb82

1442245506 has 32 divisors (see below), whose sum is σ = 3108345408. Its totient is φ = 443486400.

The previous prime is 1442245411. The next prime is 1442245531. The reversal of 1442245506 is 6055422441.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141481 + ... + 151331.

It is an arithmetic number, because the mean of its divisors is an integer number (97135794).

Almost surely, 21442245506 is an apocalyptic number.

1442245506 is an abundant number, since it is smaller than the sum of its proper divisors (1666099902).

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

1442245506 is a wasteful number, since it uses less digits than its factorization.

1442245506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11746.

The product of its (nonzero) digits is 38400, while the sum is 33.

The square root of 1442245506 is about 37976.9075360277. The cubic root of 1442245506 is about 1129.8299026083.

Adding to 1442245506 its reverse (6055422441), we get a palindrome (7497667947).

The spelling of 1442245506 in words is "one billion, four hundred forty-two million, two hundred forty-five thousand, five hundred six".

Divisors: 1 2 3 6 13 26 39 78 1877 3754 5631 9851 11262 19702 24401 29553 48802 59106 73203 128063 146406 256126 384189 768378 18490327 36980654 55470981 110941962 240374251 480748502 721122753 1442245506