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142782666674 = 2151526189867
BaseRepresentation
bin1000010011111010000…
…0101001011110110010
3111122112202202222210212
42010332200221132302
54314404330313144
6145332104024122
713213200433064
oct2047640513662
9448482688725
10142782666674
115561010286a
1223809762042
131060623081b
146ca701d734
153aaa18549e
hex213e8297b2

142782666674 has 16 divisors (see below), whose sum is σ = 215635749696. Its totient is φ = 70904274000.

The previous prime is 142782666671. The next prime is 142782666679. The reversal of 142782666674 is 476666287241.

It is not an unprimeable number, because it can be changed into a prime (142782666671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1543889 + ... + 1633755.

It is an arithmetic number, because the mean of its divisors is an integer number (13477234356).

Almost surely, 2142782666674 is an apocalyptic number.

142782666674 is a deficient number, since it is larger than the sum of its proper divisors (72853083022).

142782666674 is a wasteful number, since it uses less digits than its factorization.

142782666674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95281.

The product of its digits is 32514048, while the sum is 59.

The spelling of 142782666674 in words is "one hundred forty-two billion, seven hundred eighty-two million, six hundred sixty-six thousand, six hundred seventy-four".

Divisors: 1 2 151 302 5261 10522 89867 179734 794411 1588822 13569917 27139834 472790287 945580574 71391333337 142782666674