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30022311401 = 234727772721
BaseRepresentation
bin11011111101011110…
…000001110111101001
32212111022021102212022
4123331132001313221
5442441202431101
621443030154225
72111660302445
oct337536016751
985438242768
1030022311401
11118068a2a05
12599a4b2975
132aa5ba7604
14164b3b5825
15baaa84a1b
hex6fd781de9

30022311401 has 8 divisors (see below), whose sum is σ = 31994175744. Its totient is φ = 28105992640.

The previous prime is 30022311359. The next prime is 30022311409. The reversal of 30022311401 is 10411322003.

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

It is a de Polignac number, because none of the positive numbers 2k-30022311401 is a prime.

It is a super-2 number, since 2×300223114012 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30022311401.

It is not an unprimeable number, because it can be changed into a prime (30022311409) 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, 13885280 + ... + 13887441.

It is an arithmetic number, because the mean of its divisors is an integer number (3999271968).

Almost surely, 230022311401 is an apocalyptic number.

It is an amenable number.

30022311401 is a deficient number, since it is larger than the sum of its proper divisors (1971864343).

30022311401 is a wasteful number, since it uses less digits than its factorization.

30022311401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27772791.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 30022311401 its reverse (10411322003), we get a palindrome (40433633404).

The spelling of 30022311401 in words is "thirty billion, twenty-two million, three hundred eleven thousand, four hundred one".

Divisors: 1 23 47 1081 27772721 638772583 1305317887 30022311401