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52698195 = 355113943
BaseRepresentation
bin1100100100000…
…1110001010011
310200011100100000
43021001301103
5101442320240
65121301043
71206633024
oct311016123
9120140300
1052698195
1127823a30
1215794783
13abc1584
146ddac4b
15495e430
hex3241c53

52698195 has 48 divisors (see below), whose sum is σ = 103364352. Its totient is φ = 25544160.

The previous prime is 52698193. The next prime is 52698209. The reversal of 52698195 is 59189625.

It is not a de Polignac number, because 52698195 - 21 = 52698193 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 52698195.

It is not an unprimeable number, because it can be changed into a prime (52698193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11394 + ... + 15336.

It is an arithmetic number, because the mean of its divisors is an integer number (2153424).

Almost surely, 252698195 is an apocalyptic number.

52698195 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

52698195 is a deficient number, since it is larger than the sum of its proper divisors (50666157).

52698195 is a wasteful number, since it uses less digits than its factorization.

52698195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3974 (or 3962 counting only the distinct ones).

The product of its digits is 194400, while the sum is 45.

The square root of 52698195 is about 7259.3522438300. The cubic root of 52698195 is about 374.9142203798.

It can be divided in two parts, 526981 and 95, that added together give a square (527076 = 7262).

The spelling of 52698195 in words is "fifty-two million, six hundred ninety-eight thousand, one hundred ninety-five".

Divisors: 1 3 5 9 11 15 27 33 45 55 81 99 135 165 243 297 405 495 891 1215 1485 2673 3943 4455 11829 13365 19715 35487 43373 59145 106461 130119 177435 216865 319383 390357 532305 650595 958149 1171071 1596915 1951785 3513213 4790745 5855355 10539639 17566065 52698195