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142317700 = 22527203311
BaseRepresentation
bin10000111101110…
…01100010000100
3100220210111011221
420132321202010
5242413131300
622042210124
73345452260
oct1036714204
9326714157
10142317700
1173375438
123b7b3944
132363c275
1414c890a0
15c76331a
hex87b9884

142317700 has 36 divisors (see below), whose sum is σ = 352949632. Its totient is φ = 48794400.

The previous prime is 142317689. The next prime is 142317713. The reversal of 142317700 is 7713241.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100956 + ... + 102355.

Almost surely, 2142317700 is an apocalyptic number.

142317700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142317700 is an abundant number, since it is smaller than the sum of its proper divisors (210631932).

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

142317700 is a wasteful number, since it uses less digits than its factorization.

142317700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203332 (or 203325 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 142317700 is about 11929.6982359153. The cubic root of 142317700 is about 522.0991331715.

The spelling of 142317700 in words is "one hundred forty-two million, three hundred seventeen thousand, seven hundred".

Divisors: 1 2 4 5 7 10 14 20 25 28 35 50 70 100 140 175 350 700 203311 406622 813244 1016555 1423177 2033110 2846354 4066220 5082775 5692708 7115885 10165550 14231770 20331100 28463540 35579425 71158850 142317700