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30401554315 = 511262038101
BaseRepresentation
bin11100010100000100…
…101110011110001011
32220110201212222100011
4130110010232132023
5444230244214230
621544414452351
72124243643066
oct342404563613
986421788304
1030401554315
1111990980800
125a855040b7
132b3662bcc2
1416858d58dd
15bcdee7e2a
hex71412e78b

30401554315 has 24 divisors (see below), whose sum is σ = 40111316784. Its totient is φ = 22103928000.

The previous prime is 30401554277. The next prime is 30401554361. The reversal of 30401554315 is 51345510403.

It is a de Polignac number, because none of the positive numbers 2k-30401554315 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3748765 + ... + 3756865.

It is an arithmetic number, because the mean of its divisors is an integer number (1671304866).

Almost surely, 230401554315 is an apocalyptic number.

30401554315 is a deficient number, since it is larger than the sum of its proper divisors (9709762469).

30401554315 is a wasteful number, since it uses less digits than its factorization.

30401554315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14331 (or 14320 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 30401554315 in words is "thirty billion, four hundred one million, five hundred fifty-four thousand, three hundred fifteen".

Divisors: 1 5 11 55 121 605 6203 8101 31015 40505 68233 89111 341165 445555 750563 980221 3752815 4901105 50250503 251252515 552755533 2763777665 6080310863 30401554315