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230077372 = 22723357263
BaseRepresentation
bin11011011011010…
…11001110111100
3121000221010211011
431231223032330
5432344433442
634455205004
75462424340
oct1555531674
9530833734
10230077372
11108966598
1265076764
1338888575
14227b1620
15152eb117
hexdb6b3bc

230077372 has 24 divisors (see below), whose sum is σ = 480162816. Its totient is φ = 94317168.

The previous prime is 230077369. The next prime is 230077373. The reversal of 230077372 is 273770032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230077373) 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, 177988 + ... + 179275.

It is an arithmetic number, because the mean of its divisors is an integer number (20006784).

Almost surely, 2230077372 is an apocalyptic number.

It is an amenable number.

230077372 is an abundant number, since it is smaller than the sum of its proper divisors (250085444).

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

230077372 is a wasteful number, since it uses less digits than its factorization.

230077372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357297 (or 357295 counting only the distinct ones).

The product of its (nonzero) digits is 12348, while the sum is 31.

The square root of 230077372 is about 15168.3015529096. The cubic root of 230077372 is about 612.7612630803.

It can be divided in two parts, 2300 and 77372, that multiplied together give a square (177955600 = 133402).

The spelling of 230077372 in words is "two hundred thirty million, seventy-seven thousand, three hundred seventy-two".

Divisors: 1 2 4 7 14 23 28 46 92 161 322 644 357263 714526 1429052 2500841 5001682 8217049 10003364 16434098 32868196 57519343 115038686 230077372