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3005038272 = 26397317509
BaseRepresentation
bin1011001100011101…
…0011111011000000
321202102111202112210
42303013103323000
522123242211042
61214104222120
7134316255345
oct26307237300
97672452483
103005038272
1113022a1805
126ba46a940
1338b759872
142071587cc
15128c3ba9c
hexb31d3ec0

3005038272 has 112 divisors (see below), whose sum is σ = 8073969120. Its totient is φ = 986284032.

The previous prime is 3005038249. The next prime is 3005038279. The reversal of 3005038272 is 2728305003.

3005038272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3005038279) 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, 5903554 + ... + 5904062.

It is an arithmetic number, because the mean of its divisors is an integer number (72089010).

Almost surely, 23005038272 is an apocalyptic number.

3005038272 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3005038272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4036984560).

3005038272 is an abundant number, since it is smaller than the sum of its proper divisors (5068930848).

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

3005038272 is a wasteful number, since it uses less digits than its factorization.

3005038272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 938 (or 928 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 3005038272 is about 54818.2293767320. The cubic root of 3005038272 is about 1443.0565015967.

The spelling of 3005038272 in words is "three billion, five million, thirty-eight thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 97 192 194 291 317 388 509 582 634 776 951 1018 1164 1268 1527 1552 1902 2036 2328 2536 3054 3104 3804 4072 4656 5072 6108 6208 7608 8144 9312 10144 12216 15216 16288 18624 20288 24432 30432 30749 32576 48864 49373 60864 61498 92247 97728 98746 122996 148119 161353 184494 197492 245992 296238 322706 368988 394984 484059 491984 592476 645412 737976 789968 968118 983968 1184952 1290824 1475952 1579936 1936236 1967936 2369904 2581648 2951904 3159872 3872472 4739808 5163296 5903808 7744944 9479616 10326592 15489888 15651241 30979776 31302482 46953723 62604964 93907446 125209928 187814892 250419856 375629784 500839712 751259568 1001679424 1502519136 3005038272