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370120030 = 25723791993
BaseRepresentation
bin10110000011111…
…001010101011110
3221210110001020021
4112003321111132
51224222320110
6100420542354
712112653100
oct2603712536
9853401207
10370120030
1117aa17725
12a3b519ba
135b8ac147
1437227570
15227602da
hex160f955e

370120030 has 48 divisors (see below), whose sum is σ = 777420720. Its totient is φ = 126499968.

The previous prime is 370119983. The next prime is 370120031. The reversal of 370120030 is 30021073.

It is a junction number, because it is equal to n+sod(n) for n = 370119986 and 370120013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (370120031) 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, 184714 + ... + 186706.

It is an arithmetic number, because the mean of its divisors is an integer number (16196265).

Almost surely, 2370120030 is an apocalyptic number.

370120030 is an abundant number, since it is smaller than the sum of its proper divisors (407300690).

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

370120030 is a wasteful number, since it uses less digits than its factorization.

370120030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2393 (or 2386 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 16.

The square root of 370120030 is about 19238.5038399560. The cubic root of 370120030 is about 717.9830576150.

The spelling of 370120030 in words is "three hundred seventy million, one hundred twenty thousand, thirty".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 379 490 758 1895 1993 2653 3790 3986 5306 9965 13265 13951 18571 19930 26530 27902 37142 69755 92855 97657 139510 185710 195314 488285 755347 976570 1510694 3776735 5287429 7553470 10574858 26437145 37012003 52874290 74024006 185060015 370120030