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30466253 = 193474621
BaseRepresentation
bin111010000111…
…0000011001101
32010022211211202
41310032003031
530244410003
63004555245
7516646616
oct164160315
963284752
1030466253
1116219824
12a252b25
13640928c
144090c0d
152a1c088
hex1d0e0cd

30466253 has 8 divisors (see below), whose sum is σ = 32169120. Its totient is φ = 28773360.

The previous prime is 30466201. The next prime is 30466279. The reversal of 30466253 is 35266403.

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 30466253 - 224 = 13689037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30466853) 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, 4283 + ... + 8903.

It is an arithmetic number, because the mean of its divisors is an integer number (4021140).

Almost surely, 230466253 is an apocalyptic number.

It is an amenable number.

30466253 is a deficient number, since it is larger than the sum of its proper divisors (1702867).

30466253 is a wasteful number, since it uses less digits than its factorization.

30466253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4987.

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 30466253 is about 5519.6243531603. The cubic root of 30466253 is about 312.3247119355.

The spelling of 30466253 in words is "thirty million, four hundred sixty-six thousand, two hundred fifty-three".

Divisors: 1 19 347 4621 6593 87799 1603487 30466253