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242912701 = 1949925621
BaseRepresentation
bin11100111101010…
…00110110111101
3121221002020120201
432132220312331
5444141201301
640034243501
76006503203
oct1636506675
9557066521
10242912701
111151329a9
1269426591
133b430835
1424393073
15164d4201
hexe7a8dbd

242912701 has 8 divisors (see below), whose sum is σ = 256220000. Its totient is φ = 229657680.

The previous prime is 242912687. The next prime is 242912707. The reversal of 242912701 is 107219242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 242912701 - 27 = 242912573 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 242912701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242912707) 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, 3330 + ... + 22291.

It is an arithmetic number, because the mean of its divisors is an integer number (32027500).

Almost surely, 2242912701 is an apocalyptic number.

It is an amenable number.

242912701 is a deficient number, since it is larger than the sum of its proper divisors (13307299).

242912701 is a wasteful number, since it uses less digits than its factorization.

242912701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26139.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 242912701 is about 15585.6568998551. The cubic root of 242912701 is about 623.9504098836.

The spelling of 242912701 in words is "two hundred forty-two million, nine hundred twelve thousand, seven hundred one".

Divisors: 1 19 499 9481 25621 486799 12784879 242912701