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142923509316 = 223371973136303
BaseRepresentation
bin1000010100011011100…
…1111010111001000100
3111122220120210112121000
42011012321322321010
54320201404244231
6145354054453300
713216530533040
oct2050671727104
9448816715530
10142923509316
115568265aa45
1223848964230
1310629474573
146cbba03020
153ab77066e6
hex2146e7ae44

142923509316 has 192 divisors, whose sum is σ = 451875020800. Its totient is φ = 38155836672.

The previous prime is 142923509293. The next prime is 142923509363. The reversal of 142923509316 is 613905329241.

142923509316 is a `hidden beast` number, since 1 + 4 + 292 + 350 + 9 + 3 + 1 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 980421 + ... + 1116723.

Almost surely, 2142923509316 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142923509316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225937510400).

142923509316 is an abundant number, since it is smaller than the sum of its proper divisors (308951511484).

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

142923509316 is a wasteful number, since it uses less digits than its factorization.

142923509316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136415 (or 136407 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The spelling of 142923509316 in words is "one hundred forty-two billion, nine hundred twenty-three million, five hundred nine thousand, three hundred sixteen".