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143426031560 = 2357512235827
BaseRepresentation
bin1000010110010011011…
…0111000111111001000
3111201012121101022111222
42011210312320333020
54322214031002220
6145520005341212
713235142103340
oct2054466707710
9451177338458
10143426031560
115591028a389
1223969107808
13106a96006c6
146d28653d20
153ae68bbe25
hex2164db8fc8

143426031560 has 32 divisors (see below), whose sum is σ = 368809796160. Its totient is φ = 49174639296.

The previous prime is 143426031527. The next prime is 143426031577. The reversal of 143426031560 is 65130624341.

143426031560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 143426031560.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256117634 + ... + 256118193.

It is an arithmetic number, because the mean of its divisors is an integer number (11525306130).

Almost surely, 2143426031560 is an apocalyptic number.

143426031560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

143426031560 is an abundant number, since it is smaller than the sum of its proper divisors (225383764600).

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

143426031560 is a wasteful number, since it uses less digits than its factorization.

143426031560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512235845 (or 512235841 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 143426031560 in words is "one hundred forty-three billion, four hundred twenty-six million, thirty-one thousand, five hundred sixty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 512235827 1024471654 2048943308 2561179135 3585650789 4097886616 5122358270 7171301578 10244716540 14342603156 17928253945 20489433080 28685206312 35856507890 71713015780 143426031560