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30051155104 = 251825351449
BaseRepresentation
bin11011111111001100…
…000011110010100000
32212120022112211222121
4123333030003302200
5443021043430404
621445540314024
72112460414045
oct337714036240
985508484877
1030051155104
1111821103683
1259a80a2914
132aabb661a9
1416511631cc
15bad380e54
hex6ff303ca0

30051155104 has 24 divisors (see below), whose sum is σ = 59167602900. Its totient is φ = 15024462336.

The previous prime is 30051155081. The next prime is 30051155111. The reversal of 30051155104 is 40155115003.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 24006403600 + 6044751504 = 154940^2 + 77748^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 558372 + ... + 609820.

Almost surely, 230051155104 is an apocalyptic number.

It is an amenable number.

30051155104 is a deficient number, since it is larger than the sum of its proper divisors (29116447796).

30051155104 is a wasteful number, since it uses less digits than its factorization.

30051155104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69712 (or 69704 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

The spelling of 30051155104 in words is "thirty billion, fifty-one million, one hundred fifty-five thousand, one hundred four".

Divisors: 1 2 4 8 16 32 18253 36506 51449 73012 102898 146024 205796 292048 411592 584096 823184 1646368 939098597 1878197194 3756394388 7512788776 15025577552 30051155104