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242772936 = 23371445077
BaseRepresentation
bin11100111100001…
…10101111001000
3121220211010212020
432132012233020
5444122213221
640031244440
76005351550
oct1636065710
9556733766
10242772936
1111504799a
1269379720
133b3b2033
1424358160
15164a7ac6
hexe786bc8

242772936 has 32 divisors (see below), whose sum is σ = 693637440. Its totient is φ = 69363648.

The previous prime is 242772917. The next prime is 242772941. The reversal of 242772936 is 639277242.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 722371 + ... + 722706.

It is an arithmetic number, because the mean of its divisors is an integer number (21676170).

Almost surely, 2242772936 is an apocalyptic number.

It is an amenable number.

242772936 is an abundant number, since it is smaller than the sum of its proper divisors (450864504).

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

242772936 is a wasteful number, since it uses less digits than its factorization.

242772936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1445093 (or 1445089 counting only the distinct ones).

The product of its digits is 254016, while the sum is 42.

The square root of 242772936 is about 15581.1724847651. The cubic root of 242772936 is about 623.8307192027.

The spelling of 242772936 in words is "two hundred forty-two million, seven hundred seventy-two thousand, nine hundred thirty-six".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 1445077 2890154 4335231 5780308 8670462 10115539 11560616 17340924 20231078 30346617 34681848 40462156 60693234 80924312 121386468 242772936