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30275550053 = 717254416387
BaseRepresentation
bin11100001100100100…
…000011101101100101
32220010221210021222122
4130030210003231211
5444001020100203
621524114035325
72121153633530
oct341444035545
986127707878
1030275550053
1111926838951
125a4b278b45
132b164b2178
141672c95a17
15bc2e08538
hex70c903b65

30275550053 has 8 divisors (see below), whose sum is σ = 36635959872. Its totient is φ = 24423973056.

The previous prime is 30275550031. The next prime is 30275550059. The reversal of 30275550053 is 35005557203.

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

It is not a de Polignac number, because 30275550053 - 228 = 30007114597 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30275549995 and 30275550022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30275550059) 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, 127208075 + ... + 127208312.

It is an arithmetic number, because the mean of its divisors is an integer number (4579494984).

Almost surely, 230275550053 is an apocalyptic number.

It is an amenable number.

30275550053 is a deficient number, since it is larger than the sum of its proper divisors (6360409819).

30275550053 is a wasteful number, since it uses less digits than its factorization.

30275550053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254416411.

The product of its (nonzero) digits is 78750, while the sum is 35.

The spelling of 30275550053 in words is "thirty billion, two hundred seventy-five million, five hundred fifty thousand, fifty-three".

Divisors: 1 7 17 119 254416387 1780914709 4325078579 30275550053