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142545531304 = 23111619835583
BaseRepresentation
bin1000010011000001100…
…0000011000110101000
3111121221020120021020101
42010300120003012220
54313413124000204
6145252353235144
713204261011241
oct2046030030650
9447836507211
10142545531304
11554a9266520
1223762262ab4
1310599073837
146c83731cc8
153a94442ea4
hex21306031a8

142545531304 has 16 divisors (see below), whose sum is σ = 291570405120. Its totient is φ = 64793423280.

The previous prime is 142545531257. The next prime is 142545531307. The reversal of 142545531304 is 403135545241.

It is not an unprimeable number, because it can be changed into a prime (142545531307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 809917704 + ... + 809917879.

It is an arithmetic number, because the mean of its divisors is an integer number (18223150320).

Almost surely, 2142545531304 is an apocalyptic number.

It is an amenable number.

142545531304 is an abundant number, since it is smaller than the sum of its proper divisors (149024873816).

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

142545531304 is a wasteful number, since it uses less digits than its factorization.

142545531304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1619835600 (or 1619835596 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 142545531304 in words is "one hundred forty-two billion, five hundred forty-five million, five hundred thirty-one thousand, three hundred four".

Divisors: 1 2 4 8 11 22 44 88 1619835583 3239671166 6479342332 12958684664 17818191413 35636382826 71272765652 142545531304