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155268607 = 1323618513
BaseRepresentation
bin10010100000100…
…11010111111111
3101211011110111011
421100103113333
5304222043412
623223540051
73563522104
oct1120232777
9354143434
10155268607
117a71066a
1243bba627
1326225020
141689aaab
15d9707a7
hex94135ff

155268607 has 16 divisors (see below), whose sum is σ = 177363648. Its totient is φ = 134830080.

The previous prime is 155268601. The next prime is 155268629. The reversal of 155268607 is 706862551.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-155268607 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 155268607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155268601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13983 + ... + 22495.

It is an arithmetic number, because the mean of its divisors is an integer number (11085228).

Almost surely, 2155268607 is an apocalyptic number.

155268607 is a deficient number, since it is larger than the sum of its proper divisors (22095041).

155268607 is a wasteful number, since it uses less digits than its factorization.

155268607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8610.

The product of its (nonzero) digits is 100800, while the sum is 40.

The square root of 155268607 is about 12460.6824451954. The cubic root of 155268607 is about 537.4786515408.

The spelling of 155268607 in words is "one hundred fifty-five million, two hundred sixty-eight thousand, six hundred seven".

Divisors: 1 13 23 61 299 793 1403 8513 18239 110669 195799 519293 2545387 6750809 11943739 155268607