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30269001 = 371441381
BaseRepresentation
bin111001101110…
…1111001001001
32002221211021010
41303131321021
530222102001
63000434133
7515165550
oct163357111
962854233
1030269001
11160a4604
12a178949
13636a569
14403cd97
1529cd8d6
hex1cdde49

30269001 has 8 divisors (see below), whose sum is σ = 46124224. Its totient is φ = 17296560.

The previous prime is 30268981. The next prime is 30269023. The reversal of 30269001 is 10096203.

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

It is not a de Polignac number, because 30269001 - 25 = 30268969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 1441381 = 30269001 / (3 + 0 + 2 + 6 + 9 + 0 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30269101) 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, 720670 + ... + 720711.

It is an arithmetic number, because the mean of its divisors is an integer number (5765528).

Almost surely, 230269001 is an apocalyptic number.

It is an amenable number.

30269001 is a deficient number, since it is larger than the sum of its proper divisors (15855223).

30269001 is a wasteful number, since it uses less digits than its factorization.

30269001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1441391.

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 30269001 is about 5501.7270924683. The cubic root of 30269001 is about 311.6492092115.

The spelling of 30269001 in words is "thirty million, two hundred sixty-nine thousand, one".

Divisors: 1 3 7 21 1441381 4324143 10089667 30269001