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120930313151380 = 22512974661924177
BaseRepresentation
bin11011011111110001001000…
…010110111010001110010100
3120212011211021110002202111011
4123133301020112322032110
5111322310240131321010
61105110341404222004
734320632615406265
oct3337611026721624
9525154243082434
10120930313151380
1135594292144327
121169113123a904
1352628ab101a35
1421c10b62d896c
15deaa1d016a8a
hex6dfc485ba394

120930313151380 has 24 divisors (see below), whose sum is σ = 254149458487848. Its totient is φ = 48334829856768.

The previous prime is 120930313151357. The next prime is 120930313151387. The reversal of 120930313151380 is 83151313039021.

It can be written as a sum of positive squares in 4 ways, for example, as 17371440424836 + 103558872726544 = 4167906^2 + 10176388^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120930313151387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2330936149 + ... + 2330988028.

It is an arithmetic number, because the mean of its divisors is an integer number (10589560770327).

Almost surely, 2120930313151380 is an apocalyptic number.

120930313151380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120930313151380 is an abundant number, since it is smaller than the sum of its proper divisors (133219145336468).

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

120930313151380 is a wasteful number, since it uses less digits than its factorization.

120930313151380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4661925483 (or 4661925481 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 40.

The spelling of 120930313151380 in words is "one hundred twenty trillion, nine hundred thirty billion, three hundred thirteen million, one hundred fifty-one thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 1297 2594 5188 6485 12970 25940 4661924177 9323848354 18647696708 23309620885 46619241770 93238483540 6046515657569 12093031315138 24186062630276 30232578287845 60465156575690 120930313151380