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30076401 = 310025467
BaseRepresentation
bin111001010111…
…0110111110001
32002121001001210
41302232313301
530144421101
62552350333
7513434205
oct162566761
962531053
1030076401
1115a82933
12a0a53a9
1363009b4
143dccb05
1529917d6
hex1caedf1

30076401 has 4 divisors (see below), whose sum is σ = 40101872. Its totient is φ = 20050932.

The previous prime is 30076399. The next prime is 30076439. The reversal of 30076401 is 10467003.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10467003 = 33489001.

It is not a de Polignac number, because 30076401 - 21 = 30076399 is a prime.

It is a super-2 number, since 2×300764012 = 1809179794225602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30076441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5012731 + ... + 5012736.

It is an arithmetic number, because the mean of its divisors is an integer number (10025468).

Almost surely, 230076401 is an apocalyptic number.

It is an amenable number.

30076401 is a deficient number, since it is larger than the sum of its proper divisors (10025471).

30076401 is a wasteful number, since it uses less digits than its factorization.

30076401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10025470.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 30076401 is about 5484.1955654408. The cubic root of 30076401 is about 310.9867999622.

The spelling of 30076401 in words is "thirty million, seventy-six thousand, four hundred one".

Divisors: 1 3 10025467 30076401