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142094974 = 2713973019
BaseRepresentation
bin10000111100000…
…11001001111110
3100220101011122211
420132003021332
5242334014344
622033331034
73343534030
oct1036031176
9326334584
10142094974
117323306a
123b706a7a
1323591a88
1414c2bc50
15c71c334
hex878327e

142094974 has 16 divisors (see below), whose sum is σ = 245347200. Its totient is φ = 60458904.

The previous prime is 142094969. The next prime is 142094987. The reversal of 142094974 is 479490241.

142094974 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34564 + ... + 38455.

It is an arithmetic number, because the mean of its divisors is an integer number (15334200).

Almost surely, 2142094974 is an apocalyptic number.

142094974 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

142094974 is a deficient number, since it is larger than the sum of its proper divisors (103252226).

142094974 is a wasteful number, since it uses less digits than its factorization.

142094974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73167.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 142094974 is about 11920.3596422256. The cubic root of 142094974 is about 521.8266307209.

The spelling of 142094974 in words is "one hundred forty-two million, ninety-four thousand, nine hundred seventy-four".

Divisors: 1 2 7 14 139 278 973 1946 73019 146038 511133 1022266 10149641 20299282 71047487 142094974