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30001200379 = 291129916319
BaseRepresentation
bin11011111100001101…
…011111110011111011
32212102211112212222121
4123330031133303323
5442420301403004
621440553502111
72111312665333
oct337415376373
985384485877
1030001200379
11117a5993987
125993411937
132aa16c5597
14164867c0c3
15ba8cb4854
hex6fc35fcfb

30001200379 has 8 divisors (see below), whose sum is σ = 31063248000. Its totient is φ = 28940987712.

The previous prime is 30001200373. The next prime is 30001200389. The reversal of 30001200379 is 97300210003.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30001200379 - 231 = 27853716731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30001200373) 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, 425419 + ... + 490900.

It is an arithmetic number, because the mean of its divisors is an integer number (3882906000).

Almost surely, 230001200379 is an apocalyptic number.

30001200379 is a deficient number, since it is larger than the sum of its proper divisors (1062047621).

30001200379 is a wasteful number, since it uses less digits than its factorization.

30001200379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917477.

The product of its (nonzero) digits is 1134, while the sum is 25.

The spelling of 30001200379 in words is "thirty billion, one million, two hundred thousand, three hundred seventy-nine".

Divisors: 1 29 1129 32741 916319 26573251 1034524151 30001200379