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30052345430 = 2510709280627
BaseRepresentation
bin11011111111010000…
…100110011001010110
32212120101210022210202
4123333100212121112
5443021400023210
621450022020502
72112503502302
oct337720463126
985511708722
1030052345430
1111821846a18
1259a8577732
132aac191c23
141651392d02
15bad5189a5
hex6ff426656

30052345430 has 16 divisors (see below), whose sum is σ = 54099465840. Its totient is φ = 12019772832.

The previous prime is 30052345397. The next prime is 30052345447. The reversal of 30052345430 is 3454325003.

It is a junction number, because it is equal to n+sod(n) for n = 30052345393 and 30052345402.

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, 33224 + ... + 247403.

It is an arithmetic number, because the mean of its divisors is an integer number (3381216615).

Almost surely, 230052345430 is an apocalyptic number.

30052345430 is a deficient number, since it is larger than the sum of its proper divisors (24047120410).

30052345430 is a wasteful number, since it uses less digits than its factorization.

30052345430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291343.

The product of its (nonzero) digits is 21600, while the sum is 29.

The spelling of 30052345430 in words is "thirty billion, fifty-two million, three hundred forty-five thousand, four hundred thirty".

Divisors: 1 2 5 10 10709 21418 53545 107090 280627 561254 1403135 2806270 3005234543 6010469086 15026172715 30052345430