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30037097053800 = 233252671991251577
BaseRepresentation
bin1101101010001100011100…
…11111111111111001101000
310221100111222221100100102200
412311012032133333321220
512414111433321210200
6143514504001500200
76220052160216054
oct665061637777150
9127314887310380
1030037097053800
119630730248701
123451483041660
13139b641c5ba65
1475bb361b6c64
153715019dd800
hex1b518e7ffe68

30037097053800 has 288 divisors, whose sum is σ = 102894730536000. Its totient is φ = 7850685680640.

The previous prime is 30037097053781. The next prime is 30037097053861. The reversal of 30037097053800 is 835079073003.

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

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 23373612 + ... + 24625188.

Almost surely, 230037097053800 is an apocalyptic number.

30037097053800 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30037097053800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51447365268000).

30037097053800 is an abundant number, since it is smaller than the sum of its proper divisors (72857633482200).

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

30037097053800 is a wasteful number, since it uses less digits than its factorization.

30037097053800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1251865 (or 1251853 counting only the distinct ones).

The product of its (nonzero) digits is 476280, while the sum is 45.

The spelling of 30037097053800 in words is "thirty trillion, thirty-seven billion, ninety-seven million, fifty-three thousand, eight hundred".