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58003920 = 24325136197
BaseRepresentation
bin1101110101000…
…1000111010000
311001010220102100
43131101013100
5104322111140
65431120400
71303011432
oct335210720
9131126370
1058003920
112a818227
1217513100
13c02b560
1479bc652
15515b530
hex37511d0

58003920 has 120 divisors (see below), whose sum is σ = 209814696. Its totient is φ = 14275584.

The previous prime is 58003919. The next prime is 58003921. The reversal of 58003920 is 2930085.

It is an interprime number because it is at equal distance from previous prime (58003919) and next prime (58003921).

It can be written as a sum of positive squares in 4 ways, for example, as 304704 + 57699216 = 552^2 + 7596^2 .

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58003921) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6262 + ... + 12458.

Almost surely, 258003920 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 58003920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104907348).

58003920 is an abundant number, since it is smaller than the sum of its proper divisors (151810776).

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

58003920 is a wasteful number, since it uses less digits than its factorization.

58003920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6229 (or 6220 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 58003920 is about 7616.0304621240. The cubic root of 58003920 is about 387.0963844620.

The spelling of 58003920 in words is "fifty-eight million, three thousand, nine hundred twenty".

Divisors: 1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 36 39 40 45 48 52 60 65 72 78 80 90 104 117 120 130 144 156 180 195 208 234 240 260 312 360 390 468 520 585 624 720 780 936 1040 1170 1560 1872 2340 3120 4680 6197 9360 12394 18591 24788 30985 37182 49576 55773 61970 74364 80561 92955 99152 111546 123940 148728 161122 185910 223092 241683 247880 278865 297456 322244 371820 402805 446184 483366 495760 557730 644488 725049 743640 805610 892368 966732 1115460 1208415 1288976 1450098 1487280 1611220 1933464 2230920 2416830 2900196 3222440 3625245 3866928 4461840 4833660 5800392 6444880 7250490 9667320 11600784 14500980 19334640 29001960 58003920