Search a number
-
+
2980455702 = 23770963231
BaseRepresentation
bin1011000110100110…
…0010010100010110
321200201020211121020
42301221202110112
522100444040302
61211425302010
7133600312140
oct26151422426
97621224536
102980455702
11129a431534
126b2194906
13386630673
14203b99c90
151269d2ebc
hexb1a62516

2980455702 has 16 divisors (see below), whose sum is σ = 6812470272. Its totient is φ = 851558760.

The previous prime is 2980455637. The next prime is 2980455703. The reversal of 2980455702 is 2075540892.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 70963231 = 2980455702 / (2 + 9 + 8 + 0 + 4 + 5 + 5 + 7 + 0 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2980455703) 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, 35481574 + ... + 35481657.

It is an arithmetic number, because the mean of its divisors is an integer number (425779392).

Almost surely, 22980455702 is an apocalyptic number.

2980455702 is an abundant number, since it is smaller than the sum of its proper divisors (3832014570).

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

2980455702 is a wasteful number, since it uses less digits than its factorization.

2980455702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70963243.

The product of its (nonzero) digits is 201600, while the sum is 42.

The square root of 2980455702 is about 54593.5500036405. The cubic root of 2980455702 is about 1439.1107714057.

The spelling of 2980455702 in words is "two billion, nine hundred eighty million, four hundred fifty-five thousand, seven hundred two".

Divisors: 1 2 3 6 7 14 21 42 70963231 141926462 212889693 425779386 496742617 993485234 1490227851 2980455702