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30795063 = 3133721341
BaseRepresentation
bin111010101111…
…0010100110111
32010221112212220
41311132110313
530340420223
63020013423
7522516345
oct165362467
963845786
1030795063
1116423872
12a391273
1364c2b40
144138995
152a846e3
hex1d5e537

30795063 has 16 divisors (see below), whose sum is σ = 45415776. Its totient is φ = 18437760.

The previous prime is 30795049. The next prime is 30795073. The reversal of 30795063 is 36059703.

It is not a de Polignac number, because 30795063 - 28 = 30794807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30795073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9228 + ... + 12113.

It is an arithmetic number, because the mean of its divisors is an integer number (2838486).

Almost surely, 230795063 is an apocalyptic number.

30795063 is a deficient number, since it is larger than the sum of its proper divisors (14620713).

30795063 is a wasteful number, since it uses less digits than its factorization.

30795063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21394.

The product of its (nonzero) digits is 17010, while the sum is 33.

The square root of 30795063 is about 5549.3299595537. The cubic root of 30795063 is about 313.4442920990. Note that the first 3 decimals are identical.

The spelling of 30795063 in words is "thirty million, seven hundred ninety-five thousand, sixty-three".

Divisors: 1 3 13 37 39 111 481 1443 21341 64023 277433 789617 832299 2368851 10265021 30795063