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142874616 = 2335953109
BaseRepresentation
bin10001000010000…
…01011111111000
3100221211210010110
420201001133320
5243033441431
622102144320
73353262033
oct1041013770
9327753113
10142874616
11737158a5
123ba220a0
13237a58c1
1414d9201a
15c823346
hex88417f8

142874616 has 16 divisors (see below), whose sum is σ = 357186600. Its totient is φ = 47624864.

The previous prime is 142874603. The next prime is 142874621. The reversal of 142874616 is 616478241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2976531 + ... + 2976578.

Almost surely, 2142874616 is an apocalyptic number.

It is an amenable number.

142874616 is an abundant number, since it is smaller than the sum of its proper divisors (214311984).

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

142874616 is a wasteful number, since it uses less digits than its factorization.

142874616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5953118 (or 5953114 counting only the distinct ones).

The product of its digits is 64512, while the sum is 39.

The square root of 142874616 is about 11953.0170250025. The cubic root of 142874616 is about 522.7792708963.

The spelling of 142874616 in words is "one hundred forty-two million, eight hundred seventy-four thousand, six hundred sixteen".

Divisors: 1 2 3 4 6 8 12 24 5953109 11906218 17859327 23812436 35718654 47624872 71437308 142874616