Search a number
-
+
30634495 = 516693671
BaseRepresentation
bin111010011011…
…1000111111111
32010122101121221
41310313013333
530320300440
63012334211
7521250253
oct164670777
963571557
1030634495
1116324171
12a314367
136467a28
1440d6263
152a51d4a
hex1d371ff

30634495 has 8 divisors (see below), whose sum is σ = 36793440. Its totient is φ = 24486240.

The previous prime is 30634489. The next prime is 30634501. The reversal of 30634495 is 59443603.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (30634489) and next prime (30634501).

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

It is not a de Polignac number, because 30634495 - 25 = 30634463 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30634495.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6510 + ... + 10180.

It is an arithmetic number, because the mean of its divisors is an integer number (4599180).

Almost surely, 230634495 is an apocalyptic number.

30634495 is a deficient number, since it is larger than the sum of its proper divisors (6158945).

30634495 is a wasteful number, since it uses less digits than its factorization.

30634495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5345.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 30634495 is about 5534.8437195643. The cubic root of 30634495 is about 312.8985677106.

The spelling of 30634495 in words is "thirty million, six hundred thirty-four thousand, four hundred ninety-five".

Divisors: 1 5 1669 3671 8345 18355 6126899 30634495