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155082212341 = 72317910312547
BaseRepresentation
bin1001000001101110011…
…1101100001111110101
3112211021221112122120021
42100123213230033311
510020102021243331
6155124354005141
714130040024600
oct2203347541765
9484257478507
10155082212341
115a851958541
12260808767b1
13118164643b4
147712733337
154079d75211
hex241b9ec3f5

155082212341 has 48 divisors (see below), whose sum is σ = 190424432640. Its totient is φ = 125768129760.

The previous prime is 155082212323. The next prime is 155082212371. The reversal of 155082212341 is 143212280551.

It is not a de Polignac number, because 155082212341 - 27 = 155082212213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 155082212297 and 155082212306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155082212371) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12353830 + ... + 12366376.

It is an arithmetic number, because the mean of its divisors is an integer number (3967175680).

Almost surely, 2155082212341 is an apocalyptic number.

It is an amenable number.

155082212341 is a deficient number, since it is larger than the sum of its proper divisors (35342220299).

155082212341 is a wasteful number, since it uses less digits than its factorization.

155082212341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12774 (or 12767 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 34.

Adding to 155082212341 its reverse (143212280551), we get a palindrome (298294492892).

The spelling of 155082212341 in words is "one hundred fifty-five billion, eighty-two million, two hundred twelve thousand, three hundred forty-one".

Divisors: 1 7 31 49 79 103 217 553 721 1519 2449 3193 3871 5047 8137 12547 17143 22351 56959 87829 120001 156457 252247 388957 398713 614803 991213 1292341 1765729 2722699 6938491 9046387 12360103 19058893 30727603 40062571 48569437 63324709 102094939 215093221 280437997 714664573 1505652547 1963065979 3164943109 5002652011 22154601763 155082212341