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293028064 = 2572979571
BaseRepresentation
bin10001011101110…
…100000011100000
3202102101100221021
4101131310003200
51100003344224
645024335224
710155461140
oct2135640340
9672340837
10293028064
1114045235a
1282174514
13489295b4
142acba920
151aad31e4
hex117740e0

293028064 has 96 divisors (see below), whose sum is σ = 691891200. Its totient is φ = 119508480.

The previous prime is 293028061. The next prime is 293028077. The reversal of 293028064 is 460820392.

293028064 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (293028061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 512899 + ... + 513469.

It is an arithmetic number, because the mean of its divisors is an integer number (7207200).

Almost surely, 2293028064 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 293028064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (345945600).

293028064 is an abundant number, since it is smaller than the sum of its proper divisors (398863136).

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

293028064 is a wasteful number, since it uses less digits than its factorization.

293028064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696 (or 688 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 293028064 is about 17118.0625071881. The cubic root of 293028064 is about 664.2064244251.

The spelling of 293028064 in words is "two hundred ninety-three million, twenty-eight thousand, sixty-four".

Divisors: 1 2 4 7 8 14 16 28 29 32 56 58 79 112 116 158 203 224 232 316 406 464 553 571 632 812 928 1106 1142 1264 1624 2212 2284 2291 2528 3248 3997 4424 4568 4582 6496 7994 8848 9136 9164 15988 16037 16559 17696 18272 18328 31976 32074 33118 36656 45109 63952 64148 66236 73312 90218 115913 127904 128296 132472 180436 231826 256592 264944 315763 360872 463652 513184 529888 631526 721744 927304 1263052 1308161 1443488 1854608 2526104 2616322 3709216 5052208 5232644 9157127 10104416 10465288 18314254 20930576 36628508 41861152 73257016 146514032 293028064