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30041715054 = 23131013937987
BaseRepresentation
bin11011111110101000…
…000011000101101110
32212112122210020200010
4123332220003011232
5443011134340204
621445002114050
72112314236041
oct337650030556
985478706603
1030041715054
111181684618a
1259a4aab926
132aa9c0c470
14164dbc6c58
15bac618d89
hex6fea0316e

30041715054 has 32 divisors (see below), whose sum is σ = 64713317760. Its totient is φ = 9242449632.

The previous prime is 30041715047. The next prime is 30041715059. The reversal of 30041715054 is 45051714003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30041715059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 771849 + ... + 809835.

It is an arithmetic number, because the mean of its divisors is an integer number (2022291180).

Almost surely, 230041715054 is an apocalyptic number.

30041715054 is an abundant number, since it is smaller than the sum of its proper divisors (34671602706).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30041715054 is a wasteful number, since it uses less digits than its factorization.

30041715054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48144.

The product of its (nonzero) digits is 8400, while the sum is 30.

The spelling of 30041715054 in words is "thirty billion, forty-one million, seven hundred fifteen thousand, fifty-four".

Divisors: 1 2 3 6 13 26 39 78 10139 20278 30417 37987 60834 75974 113961 131807 227922 263614 395421 493831 790842 987662 1481493 2962986 385150193 770300386 1155450579 2310901158 5006952509 10013905018 15020857527 30041715054