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3073980 = 2235713563
BaseRepresentation
bin1011101110011110111100
312210011201010
423232132330
51241331410
6145515220
735062020
oct13563674
95704633
103073980
11180a588
121042b10
13838230
145a0380
1540ac20
hex2ee7bc

3073980 has 96 divisors (see below), whose sum is σ = 10612224. Its totient is φ = 647424.

The previous prime is 3073979. The next prime is 3073981. The reversal of 3073980 is 893703.

It is an interprime number because it is at equal distance from previous prime (3073979) and next prime (3073981).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3073981) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5179 + ... + 5741.

It is an arithmetic number, because the mean of its divisors is an integer number (110544).

Almost surely, 23073980 is an apocalyptic number.

3073980 is a gapful number since it is divisible by the number (30) 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 3073980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5306112).

3073980 is an abundant number, since it is smaller than the sum of its proper divisors (7538244).

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

3073980 is a wasteful number, since it uses less digits than its factorization.

3073980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595 (or 593 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 3073980 is about 1753.2769319192. The cubic root of 3073980 is about 145.4008724792.

The spelling of 3073980 in words is "three million, seventy-three thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 7 10 12 13 14 15 20 21 26 28 30 35 39 42 52 60 65 70 78 84 91 105 130 140 156 182 195 210 260 273 364 390 420 455 546 563 780 910 1092 1126 1365 1689 1820 2252 2730 2815 3378 3941 5460 5630 6756 7319 7882 8445 11260 11823 14638 15764 16890 19705 21957 23646 29276 33780 36595 39410 43914 47292 51233 59115 73190 78820 87828 102466 109785 118230 146380 153699 204932 219570 236460 256165 307398 439140 512330 614796 768495 1024660 1536990 3073980