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3120023000 = 235329271397
BaseRepresentation
bin1011100111110111…
…1100010111011000
322001102212120221102
42321331330113120
522342211214000
61233332530532
7140213520653
oct27175742730
98042776842
103120023000
111361198506
12730a80a48
133a9518a73
1421852a89a
15133da13d5
hexb9f7c5d8

3120023000 has 128 divisors (see below), whose sum is σ = 7599571200. Its totient is φ = 1197504000.

The previous prime is 3120022991. The next prime is 3120023047. The reversal of 3120023000 is 3200213.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7858802 + ... + 7859198.

It is an arithmetic number, because the mean of its divisors is an integer number (59371650).

Almost surely, 23120023000 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 3120023000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3799785600).

3120023000 is an abundant number, since it is smaller than the sum of its proper divisors (4479548200).

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

3120023000 is a wasteful number, since it uses less digits than its factorization.

3120023000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718 (or 704 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 3120023000 is about 55857.1660577226. The cubic root of 3120023000 is about 1461.2323054299.

Adding to 3120023000 its reverse (3200213), we get a palindrome (3123223213).

The spelling of 3120023000 in words is "three billion, one hundred twenty million, twenty-three thousand".

Divisors: 1 2 4 5 8 10 20 25 29 40 50 58 100 116 125 145 200 232 250 271 290 397 500 542 580 725 794 1000 1084 1160 1355 1450 1588 1985 2168 2710 2900 3176 3625 3970 5420 5800 6775 7250 7859 7940 9925 10840 11513 13550 14500 15718 15880 19850 23026 27100 29000 31436 33875 39295 39700 46052 49625 54200 57565 62872 67750 78590 79400 92104 99250 107587 115130 135500 157180 196475 198500 215174 230260 271000 287825 314360 392950 397000 430348 460520 537935 575650 785900 860696 982375 1075870 1151300 1439125 1571800 1964750 2151740 2302600 2689675 2878250 3120023 3929500 4303480 5379350 5756500 6240046 7859000 10758700 11513000 12480092 13448375 15600115 21517400 24960184 26896750 31200230 53793500 62400460 78000575 107587000 124800920 156001150 312002300 390002875 624004600 780005750 1560011500 3120023000