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142423706800 = 24521777200371
BaseRepresentation
bin1000010010100100011…
…1010100110010110000
3111121121202022221102201
42010221013110302300
54313140432104200
6145232322152544
713201251350614
oct2045107246260
9447552287381
10142423706800
1155446518a11
12237294b2754
1310579a5b32b
146c7149d344
153a888cbc6a
hex21291d4cb0

142423706800 has 60 divisors (see below), whose sum is σ = 342367220776. Its totient is φ = 56937139200.

The previous prime is 142423706797. The next prime is 142423706807. The reversal of 142423706800 is 8607324241.

It is a self number, because there is not a number n which added to its sum of digits gives 142423706800.

It is not an unprimeable number, because it can be changed into a prime (142423706807) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 610615 + ... + 810985.

Almost surely, 2142423706800 is an apocalyptic number.

142423706800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142423706800 is an abundant number, since it is smaller than the sum of its proper divisors (199943513976).

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

142423706800 is a wasteful number, since it uses less digits than its factorization.

142423706800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202166 (or 202155 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 37.

The spelling of 142423706800 in words is "one hundred forty-two billion, four hundred twenty-three million, seven hundred six thousand, eight hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 1777 3554 7108 8885 14216 17770 28432 35540 44425 71080 88850 142160 177700 200371 355400 400742 710800 801484 1001855 1602968 2003710 3205936 4007420 5009275 8014840 10018550 16029680 20037100 40074200 80148400 356059267 712118534 1424237068 1780296335 2848474136 3560592670 5696948272 7121185340 8901481675 14242370680 17802963350 28484741360 35605926700 71211853400 142423706800