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155047714 = 21919312113
BaseRepresentation
bin10010011110111…
…01011100100010
3101210202020110221
421033131130202
5304143011324
623215113254
73561612103
oct1117353442
9353666427
10155047714
117a57a708
1243b1282a
1326178613
14168403aa
15d92a0e4
hex93dd722

155047714 has 16 divisors (see below), whose sum is σ = 245054880. Its totient is φ = 73370880.

The previous prime is 155047699. The next prime is 155047729. The reversal of 155047714 is 417740551.

155047714 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (155047699) and next prime (155047729).

It is a self number, because there is not a number n which added to its sum of digits gives 155047714.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72322 + ... + 74434.

It is an arithmetic number, because the mean of its divisors is an integer number (15315930).

Almost surely, 2155047714 is an apocalyptic number.

155047714 is a deficient number, since it is larger than the sum of its proper divisors (90007166).

155047714 is a wasteful number, since it uses less digits than its factorization.

155047714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4065.

The product of its (nonzero) digits is 19600, while the sum is 34.

The square root of 155047714 is about 12451.8156908942. The cubic root of 155047714 is about 537.2236491074.

The spelling of 155047714 in words is "one hundred fifty-five million, forty-seven thousand, seven hundred fourteen".

Divisors: 1 2 19 38 1931 2113 3862 4226 36689 40147 73378 80294 4080203 8160406 77523857 155047714