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155060045 = 5719233173
BaseRepresentation
bin10010011111000…
…00011101001101
3101210202212101122
421033200131031
5304143410140
623215250325
73561663050
oct1117403515
9353685348
10155060045
117a5889a8
1243b199a5
132618110a
1416844a97
15d92dab5
hex93e074d

155060045 has 16 divisors (see below), whose sum is σ = 223847040. Its totient is φ = 100730304.

The previous prime is 155060027. The next prime is 155060057. The reversal of 155060045 is 540060551.

155060045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 155060045 - 28 = 155059789 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 155059996 and 155060023.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115922 + ... + 117251.

It is an arithmetic number, because the mean of its divisors is an integer number (13990440).

Almost surely, 2155060045 is an apocalyptic number.

It is an amenable number.

155060045 is a deficient number, since it is larger than the sum of its proper divisors (68786995).

155060045 is a wasteful number, since it uses less digits than its factorization.

155060045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233204.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 155060045 is about 12452.3108297215. The cubic root of 155060045 is about 537.2378905926.

The spelling of 155060045 in words is "one hundred fifty-five million, sixty thousand, forty-five".

Divisors: 1 5 7 19 35 95 133 665 233173 1165865 1632211 4430287 8161055 22151435 31012009 155060045