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553220070 = 235131418513
BaseRepresentation
bin100000111110010…
…111011111100110
31102112222111021020
4200332113133212
52113111020240
6130521232010
716465202334
oct4076273746
91375874236
10553220070
11264307477
12135332606
138a7ca070
145368ab54
153387c0d0
hex20f977e6

553220070 has 32 divisors (see below), whose sum is σ = 1429862112. Its totient is φ = 136177152.

The previous prime is 553220053. The next prime is 553220071. The reversal of 553220070 is 70022355.

It is a self number, because there is not a number n which added to its sum of digits gives 553220070.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553220071) 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, 708867 + ... + 709646.

It is an arithmetic number, because the mean of its divisors is an integer number (44683191).

Almost surely, 2553220070 is an apocalyptic number.

553220070 is an abundant number, since it is smaller than the sum of its proper divisors (876642042).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

553220070 is a wasteful number, since it uses less digits than its factorization.

553220070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1418536.

The product of its (nonzero) digits is 2100, while the sum is 24.

The square root of 553220070 is about 23520.6307313388. The cubic root of 553220070 is about 820.9171128953.

The spelling of 553220070 in words is "five hundred fifty-three million, two hundred twenty thousand, seventy".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 195 390 1418513 2837026 4255539 7092565 8511078 14185130 18440669 21277695 36881338 42555390 55322007 92203345 110644014 184406690 276610035 553220070