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15345343353041 = 13139261094717
BaseRepresentation
bin1101111101001101110110…
…1111010101000011010001
32000100000000100210101212122
43133103131233111003101
54002404230344244131
652345315312104025
73142443625231502
oct337233557250321
960300010711778
1015345343353041
114986a182a8069
12187a044535015
138740a11290b0
143b0a0bb02ba9
151b927a985d7b
hexdf4ddbd50d1

15345343353041 has 12 divisors (see below), whose sum is σ = 16645500297972. Its totient is φ = 14063026107744.

The previous prime is 15345343353023. The next prime is 15345343353049. The reversal of 15345343353041 is 14035334354351.

It can be written as a sum of positive squares in 2 ways, for example, as 7950228748225 + 7395114604816 = 2819615^2 + 2719396^2 .

It is not a de Polignac number, because 15345343353041 - 214 = 15345343336657 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 15345343352983 and 15345343353001.

It is not an unprimeable number, because it can be changed into a prime (15345343353049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30296186 + ... + 30798531.

It is an arithmetic number, because the mean of its divisors is an integer number (1387125024831).

Almost surely, 215345343353041 is an apocalyptic number.

It is an amenable number.

15345343353041 is a deficient number, since it is larger than the sum of its proper divisors (1300156944931).

15345343353041 is an equidigital number, since it uses as much as digits as its factorization.

15345343353041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61095008 (or 61094869 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 44.

The spelling of 15345343353041 in words is "fifteen trillion, three hundred forty-five billion, three hundred forty-three million, three hundred fifty-three thousand, forty-one".

Divisors: 1 13 139 1807 19321 251173 61094717 794231321 8492165663 110398153619 1180411027157 15345343353041