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142426610403 = 3711617399881
BaseRepresentation
bin1000010010100101001…
…0011001101011100011
3111121121221210110102120
42010221102121223203
54313142203013103
6145232504315323
713201315133130
oct2045122315343
9447557713376
10142426610403
1155448121490
122372a472b43
131057a536b3c
146c71a17587
153a88ca2253
hex2129499ae3

142426610403 has 32 divisors (see below), whose sum is σ = 236801843712. Its totient is φ = 73975123200.

The previous prime is 142426610399. The next prime is 142426610407. The reversal of 142426610403 is 304016624241.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (142426610399) and next prime (142426610407).

It is not a de Polignac number, because 142426610403 - 22 = 142426610399 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (142426610407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1376023 + ... + 1475903.

It is an arithmetic number, because the mean of its divisors is an integer number (7400057616).

Almost surely, 2142426610403 is an apocalyptic number.

142426610403 is a deficient number, since it is larger than the sum of its proper divisors (94375233309).

142426610403 is a wasteful number, since it uses less digits than its factorization.

142426610403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106075.

The product of its (nonzero) digits is 27648, while the sum is 33.

The spelling of 142426610403 in words is "one hundred forty-two billion, four hundred twenty-six million, six hundred ten thousand, four hundred three".

Divisors: 1 3 7 11 21 33 77 231 6173 18519 43211 67903 99881 129633 203709 299643 475321 699167 1098691 1425963 2097501 3296073 7690837 23072511 616565413 1849696239 4315957891 6782219543 12947873673 20346658629 47475536801 142426610403