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142461423070 = 25174603182057
BaseRepresentation
bin1000010010101101011…
…1001100110111011110
3111121201101022010102121
42010223113030313132
54313230111014240
6145240150413154
713202220054601
oct2045327146736
9447641263377
10142461423070
115546583978a
122373a0611ba
1310584805555
146c764ba338
153a8bd7c04a
hex212b5ccdde

142461423070 has 32 divisors (see below), whose sum is σ = 271575190368. Its totient is φ = 53620589568.

The previous prime is 142461423061. The next prime is 142461423077. The reversal of 142461423070 is 70324164241.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142461423077) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 691482 + ... + 873538.

It is an arithmetic number, because the mean of its divisors is an integer number (8486724699).

Almost surely, 2142461423070 is an apocalyptic number.

142461423070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142461423070 is a deficient number, since it is larger than the sum of its proper divisors (129113767298).

142461423070 is a wasteful number, since it uses less digits than its factorization.

142461423070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186684.

The product of its (nonzero) digits is 32256, while the sum is 34.

The spelling of 142461423070 in words is "one hundred forty-two billion, four hundred sixty-one million, four hundred twenty-three thousand, seventy".

Divisors: 1 2 5 10 17 34 85 170 4603 9206 23015 46030 78251 156502 182057 364114 391255 782510 910285 1820570 3094969 6189938 15474845 30949690 838008371 1676016742 4190041855 8380083710 14246142307 28492284614 71230711535 142461423070