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2972213080 = 235709104803
BaseRepresentation
bin1011000100101000…
…0101111101011000
321200010202001211221
42301022011331120
522041341304310
61210532501424
7133440252154
oct26112057530
97603661757
102972213080
111295811751
126ab47a874
13384a05985
14202a52064
15125e05ada
hexb1285f58

2972213080 has 32 divisors (see below), whose sum is σ = 6696975600. Its totient is φ = 1187197056.

The previous prime is 2972213077. The next prime is 2972213099. The reversal of 2972213080 is 803122792.

It is a congruent number.

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, 24042 + ... + 80761.

Almost surely, 22972213080 is an apocalyptic number.

2972213080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2972213080 is an abundant number, since it is smaller than the sum of its proper divisors (3724762520).

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

2972213080 is a wasteful number, since it uses less digits than its factorization.

2972213080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105523 (or 105519 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 2972213080 is about 54518.0069334894. The cubic root of 2972213080 is about 1437.7828986259.

The spelling of 2972213080 in words is "two billion, nine hundred seventy-two million, two hundred thirteen thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 709 1418 2836 3545 5672 7090 14180 28360 104803 209606 419212 524015 838424 1048030 2096060 4192120 74305327 148610654 297221308 371526635 594442616 743053270 1486106540 2972213080