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120070230 = 2357718053
BaseRepresentation
bin1110010100000…
…10000001010110
322100221012101120
413022002001112
5221214221410
615525304410
72655402660
oct712020126
9270835346
10120070230
116185a5a5
1234265106
131bb4cb97
1411d37530
15a81b570
hex7282056

120070230 has 64 divisors (see below), whose sum is σ = 334015488. Its totient is φ = 27054720.

The previous prime is 120070213. The next prime is 120070261. The reversal of 120070230 is 32070021.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 10884 + ... + 18936.

It is an arithmetic number, because the mean of its divisors is an integer number (5218992).

Almost surely, 2120070230 is an apocalyptic number.

120070230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 120070230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167007744).

120070230 is an abundant number, since it is smaller than the sum of its proper divisors (213945258).

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

120070230 is a wasteful number, since it uses less digits than its factorization.

120070230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8141.

The product of its (nonzero) digits is 84, while the sum is 15.

The square root of 120070230 is about 10957.6562274968. The cubic root of 120070230 is about 493.3386194751.

The spelling of 120070230 in words is "one hundred twenty million, seventy thousand, two hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 71 105 142 210 213 355 426 497 710 994 1065 1491 2130 2485 2982 4970 7455 8053 14910 16106 24159 40265 48318 56371 80530 112742 120795 169113 241590 281855 338226 563710 571763 845565 1143526 1691130 1715289 2858815 3430578 4002341 5717630 8004682 8576445 12007023 17152890 20011705 24014046 40023410 60035115 120070230