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30455510464325 = 521429385231961
BaseRepresentation
bin1101110110010111110011…
…11000011111011101000101
310222211111222212222220002002
412323023321320133131011
512442440341134324300
6144435022433155045
76262223640426512
oct673137170373505
9128744885886062
1030455510464325
119782122757951
1234ba5949bba85
1313cbc33355c8b
147740a9a5c309
1537c33ec025d5
hex1bb2f9e1f745

30455510464325 has 12 divisors (see below), whose sum is σ = 37767475609668. Its totient is φ = 24362703446400.

The previous prime is 30455510464297. The next prime is 30455510464363. The reversal of 30455510464325 is 52346401555403.

It can be written as a sum of positive squares in 6 ways, for example, as 2559187264516 + 27896323199809 = 1599746^2 + 5281697^2 .

It is a de Polignac number, because none of the positive numbers 2k-30455510464325 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30455510464325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42258656 + ... + 42973305.

It is an arithmetic number, because the mean of its divisors is an integer number (3147289634139).

Almost surely, 230455510464325 is an apocalyptic number.

It is an amenable number.

30455510464325 is a deficient number, since it is larger than the sum of its proper divisors (7311965145343).

30455510464325 is a wasteful number, since it uses less digits than its factorization.

30455510464325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85246264 (or 85246259 counting only the distinct ones).

The product of its (nonzero) digits is 4320000, while the sum is 47.

The spelling of 30455510464325 in words is "thirty trillion, four hundred fifty-five billion, five hundred ten million, four hundred sixty-four thousand, three hundred twenty-five".

Divisors: 1 5 25 14293 71465 357325 85231961 426159805 2130799025 1218220418573 6091102092865 30455510464325