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55533002 = 2713928537
BaseRepresentation
bin1101001111010…
…1110111001010
310212111100221212
43103311313022
5103204024002
65302133122
71243010540
oct323656712
9125440855
1055533002
112938a848
12167211a2
13b674985
147537d90
154d1e352
hex34f5dca

55533002 has 16 divisors (see below), whose sum is σ = 95887680. Its totient is φ = 23627808.

The previous prime is 55532989. The next prime is 55533007. The reversal of 55533002 is 20033555.

It is a happy number.

It is a super-2 number, since 2×555330022 = 6167828622264008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55533007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12323 + ... + 16214.

It is an arithmetic number, because the mean of its divisors is an integer number (5992980).

Almost surely, 255533002 is an apocalyptic number.

55533002 is a deficient number, since it is larger than the sum of its proper divisors (40354678).

55533002 is a wasteful number, since it uses less digits than its factorization.

55533002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28685.

The product of its (nonzero) digits is 2250, while the sum is 23.

The square root of 55533002 is about 7452.0468329178. The cubic root of 55533002 is about 381.5197724431.

Adding to 55533002 its reverse (20033555), we get a palindrome (75566557).

The spelling of 55533002 in words is "fifty-five million, five hundred thirty-three thousand, two".

Divisors: 1 2 7 14 139 278 973 1946 28537 57074 199759 399518 3966643 7933286 27766501 55533002